Definition of backwash in English:

backwash

noun ˈbakwɒʃ

mass noun

1The motion of receding waves.
（水波的）反流
the backwash is reduced in energy by the percolation of water into the shingle
Example sentencesExamples
- Occasionally, two or three waves stack on top of each other, and the backwash is sucked into the breaking waves, spraying white foam 25 feet into the sky.
- The beach itself was quite steep, and there was a very severe backwash.
- Nick finishes another beer, crushes the empty can, and throws it into the backwash.
- At 15m a ledge with a boulder-strewn platform extended 30m to the foamy backwash near the cliffs.
- At the water's edge they would hold hands as the waves would wash up on shore and, in the backwash, suck their heels down into the softened sand.
- As the roiling backwash streamed past, it scoured around me, and when the froth cleared, there beneath my feet were multitudes of clams, all small and without hydroids.
- ‘We believe that she was being swept out to sea by the backwash after going out a little too deep on her own,’ he said.
- Following a pounding by incoming waves, coral reefs in shallow water were then raked by a powerful backwash carrying heavy debris, including trees and cars, then covered with smothering sediments.
- This is succeeded by plane-bedded sands dipping gently seaward, which are produced by the swash and backwash of the waves on the beach face.
- Apparently he was swept out to sea by a strong backwash.
- There was a yellowish-grey foam swirling on top, and after a wave washed up on shore, its backwash collided with the next incoming wave to create a geyser effect.
- The damage was mainly caused by the backwash - waves returning to the sea that sucked back debris from the shore such as trees, cars, sediment and parts of buildings, which broke and overturned corals.
- There was an unusually heavy spring tide and a considerable wind at the back of it, so that the backwash was more than usually severe.
- My toes were gently caressed by the backwash of warm foamy waves, and I followed the strange vibrations of the sound, my ears stuck in a trance.
- We grasped kelp to anchor us, so as not to be taken out in the backwash, and clambered over its slimy fronds to the jumble of boulders that constituted the beach.
Synonyms
wake, wash, slipstream, backflow
path, trail
1. 1.1 A backward current created by an object moving through water or air.
  （由物体在水或空气中逆向运动引起的）反流
  the backwash of a truck on the autobahn
  Example sentencesExamples
  Here's where it gets good: the guy who threw it hadn't counted on his truck's backwash.
  Because that wasn't the case in the relays, where the field would be widely spread by the time the anchorman hit the water, he had no backwash to contend with - and he could fly.
  We broadside off the backwash from a boulder as big as a house.
  It is best appreciated in its relaxed, complex entirety, the themes rippling into your consciousness like a cool backwash from a passing ship.
  On arrival on the apron in Baghdad the pilot shuts down the engines as the hot engine backwash and dust need to be eliminated to maximise casualty comfort and well-being.
  As the rig barrelled by and the car shook, I heard the unmistakeable whine of air brakes mixing with backwash.
  The backwash rocked the occupants as the sides of the boats kissed gently.
  Very probably the gale of the previous week, and the heavy wind which raged during the night, loosened the supports of the pier, and as soon as the tide came in the backwash found out the weak spots and quickly broke up the whole structure.
  The descending shuttle's backwash wasn't helping, either.
  The air filled with raw power, the backwash sending me skidding back along the corridor.
  The rotors started to spin up and they hurriedly jumped to the roof a few feet below, ducking to avoid the backwash from the spinning propellers as the copter lifted off the heliport and headed into the night skyline.
  I rolled to my feet, turned, and caught the car's backwash full in the face.
2. 1.2 The unpleasant after-effects of an event.
  the backwash of the Cuban missile crisis
  古巴导弹危机的后果。
  Example sentencesExamples
  The American newspaper industry is gripped by circulation scandals, and I should not be greatly surprised if the backwash hits Australia.
  These arguments reflect the backwash of the decline in the UK's fortune in the immediate postwar world.
  Then the country was hit by the backwash of a financial crisis that began in Thailand, on the opposite side of the globe.
  Equity markets - still being fed historic corporate earnings figures and still spooked by the backwash from that affair - remain adrift, unable to find any sustained sense of direction.
  Part of the backwash, or blowback as the CIA calls it, of globalization is that cultures and regions around the world have rediscovered their own cultural resources.
  The figures were seen as a most definite sign yet that the Irish economy was being caught in the backwash of the US slowdown and that Irish growth rates were under severe pressure.
  The backwash from the affair has spooked investors, concerned that more US corporations may have used flattering accounting methods to overstate their historic profitability.
  The emerging issue though, is ensuring some of those already held are not lost in the post-Tampa backwash.
  Gay bookstores are caught in the backwash of an overwhelming tide of commercial consolidation that is swamping most small enterprises, gay and straight.
  At the same time he recognizes the commonalities among ethnic groups whose villages straddled national borders and who suffered in the backwash of war.
  And I'd be surprised if some of the backwash of that hasn't carried into the international arena.
  This is the backwash from the crisis that began in Asia in 1998, has swamped Argentina and is now spreading right across South America.
  Many responses contained wit born of desperation amid the backwash created by foot and mouth, BSE and the collapse of tourism.
  The challenges facing not only this country, but the world, in the backwash of these events require more than parliamentary parrots squawking on their publicly funded perch.
  Synonyms
  repercussions, reverberations, after-effects, aftermath, fallout
  upshot, consequences, results, effects, by-products
3. 1.3US informal The liquid that flows back into a bottle, glass, etc. after someone has taken a drink, assumed to contain that person's saliva.
  Can you please stop drinking straight from the milk carton? I don't want your backwash!
  Example sentencesExamples
  If you enjoy carrot juice and don't mind a little bit of backwash, contact me and I'll hook you up with the rest of the bottle.
  It was a late dinner for us so the salsa was probably sitting there all day; we likely had the 'backwash' of it.
  Did the bartender actually clean your seemingly fresh beer mug or just rinse it behind the bar in a tub filled with the backwash of strangers?
  I hope you don't mind but my coworkers took sips so there are a few more speckles of backwash in it now.
  I don't want to dismiss the social code entirely, but any true medical fears from backwash are utterly overrated.
  He wakes up, downs the backwash left in a cheap beer bottle, and dons his pilot gear.
  Terry and Alice share a beer glass for some bizarre reason (am I the only one who fears backwash?)
  Yup, our own scuzzy mouth backwash provides the bacteria.

verbˈbakwɒʃ

[with object]

Clean (a filter) by reversing the flow of fluid through it.
反流清洗（滤水器）
the very fine mesh is backwashed to remove solids
Example sentencesExamples
- There is also one backwash pump that is used to backwash the filters.
- The sludge generated from backwashing the filters is sent to a spent washwater tank for recirculation through the facility to minimize waste.
- ‘When we shut down the machine,’ he observed, ‘it backwashes itself to prevent potential problems with dried ink.’
- The backwash valve opens to backwash the filters.
- The filters are backwashed every 24 hours to keep them clean.

Definition of backwash in US English:

backwash

noun

1The motion of receding waves.
（水波的）反流
Example sentencesExamples
- My toes were gently caressed by the backwash of warm foamy waves, and I followed the strange vibrations of the sound, my ears stuck in a trance.
- There was a yellowish-grey foam swirling on top, and after a wave washed up on shore, its backwash collided with the next incoming wave to create a geyser effect.
- Apparently he was swept out to sea by a strong backwash.
- There was an unusually heavy spring tide and a considerable wind at the back of it, so that the backwash was more than usually severe.
- At 15m a ledge with a boulder-strewn platform extended 30m to the foamy backwash near the cliffs.
- The damage was mainly caused by the backwash - waves returning to the sea that sucked back debris from the shore such as trees, cars, sediment and parts of buildings, which broke and overturned corals.
- We grasped kelp to anchor us, so as not to be taken out in the backwash, and clambered over its slimy fronds to the jumble of boulders that constituted the beach.
- Following a pounding by incoming waves, coral reefs in shallow water were then raked by a powerful backwash carrying heavy debris, including trees and cars, then covered with smothering sediments.
- The beach itself was quite steep, and there was a very severe backwash.
- As the roiling backwash streamed past, it scoured around me, and when the froth cleared, there beneath my feet were multitudes of clams, all small and without hydroids.
- Nick finishes another beer, crushes the empty can, and throws it into the backwash.
- ‘We believe that she was being swept out to sea by the backwash after going out a little too deep on her own,’ he said.
- Occasionally, two or three waves stack on top of each other, and the backwash is sucked into the breaking waves, spraying white foam 25 feet into the sky.
- At the water's edge they would hold hands as the waves would wash up on shore and, in the backwash, suck their heels down into the softened sand.
- This is succeeded by plane-bedded sands dipping gently seaward, which are produced by the swash and backwash of the waves on the beach face.
Synonyms
wake, wash, slipstream, backflow
1. 1.1 A backward current of water or air created by the motion of an object through it.
  （由物体在水或空气中逆向运动引起的）反流
  the backwash of a truck on the highway
  Example sentencesExamples
  As the rig barrelled by and the car shook, I heard the unmistakeable whine of air brakes mixing with backwash.
  Because that wasn't the case in the relays, where the field would be widely spread by the time the anchorman hit the water, he had no backwash to contend with - and he could fly.
  On arrival on the apron in Baghdad the pilot shuts down the engines as the hot engine backwash and dust need to be eliminated to maximise casualty comfort and well-being.
  The rotors started to spin up and they hurriedly jumped to the roof a few feet below, ducking to avoid the backwash from the spinning propellers as the copter lifted off the heliport and headed into the night skyline.
  We broadside off the backwash from a boulder as big as a house.
  I rolled to my feet, turned, and caught the car's backwash full in the face.
  The backwash rocked the occupants as the sides of the boats kissed gently.
  Here's where it gets good: the guy who threw it hadn't counted on his truck's backwash.
  Very probably the gale of the previous week, and the heavy wind which raged during the night, loosened the supports of the pier, and as soon as the tide came in the backwash found out the weak spots and quickly broke up the whole structure.
  The descending shuttle's backwash wasn't helping, either.
  The air filled with raw power, the backwash sending me skidding back along the corridor.
  It is best appreciated in its relaxed, complex entirety, the themes rippling into your consciousness like a cool backwash from a passing ship.
2. 1.2 Repercussions.
  〈喻〉后果；反响
  the backwash of the Cuban missile crisis
  古巴导弹危机的后果。
  Example sentencesExamples
  The figures were seen as a most definite sign yet that the Irish economy was being caught in the backwash of the US slowdown and that Irish growth rates were under severe pressure.
  Then the country was hit by the backwash of a financial crisis that began in Thailand, on the opposite side of the globe.
  Gay bookstores are caught in the backwash of an overwhelming tide of commercial consolidation that is swamping most small enterprises, gay and straight.
  Equity markets - still being fed historic corporate earnings figures and still spooked by the backwash from that affair - remain adrift, unable to find any sustained sense of direction.
  Part of the backwash, or blowback as the CIA calls it, of globalization is that cultures and regions around the world have rediscovered their own cultural resources.
  The challenges facing not only this country, but the world, in the backwash of these events require more than parliamentary parrots squawking on their publicly funded perch.
  The American newspaper industry is gripped by circulation scandals, and I should not be greatly surprised if the backwash hits Australia.
  This is the backwash from the crisis that began in Asia in 1998, has swamped Argentina and is now spreading right across South America.
  The emerging issue though, is ensuring some of those already held are not lost in the post-Tampa backwash.
  Many responses contained wit born of desperation amid the backwash created by foot and mouth, BSE and the collapse of tourism.
  At the same time he recognizes the commonalities among ethnic groups whose villages straddled national borders and who suffered in the backwash of war.
  The backwash from the affair has spooked investors, concerned that more US corporations may have used flattering accounting methods to overstate their historic profitability.
  And I'd be surprised if some of the backwash of that hasn't carried into the international arena.
  These arguments reflect the backwash of the decline in the UK's fortune in the immediate postwar world.
  Synonyms
  repercussions, reverberations, after-effects, aftermath, fallout
3. 1.3US informal The liquid that flows back into a bottle, glass, etc. after someone has taken a drink, assumed to contain that person's saliva.
  Can you please stop drinking straight from the milk carton? I don't want your backwash!
  Example sentencesExamples
  I hope you don't mind but my coworkers took sips so there are a few more speckles of backwash in it now.
  He wakes up, downs the backwash left in a cheap beer bottle, and dons his pilot gear.
  Terry and Alice share a beer glass for some bizarre reason (am I the only one who fears backwash?)
  Did the bartender actually clean your seemingly fresh beer mug or just rinse it behind the bar in a tub filled with the backwash of strangers?
  Yup, our own scuzzy mouth backwash provides the bacteria.
  If you enjoy carrot juice and don't mind a little bit of backwash, contact me and I'll hook you up with the rest of the bottle.
  It was a late dinner for us so the salsa was probably sitting there all day; we likely had the 'backwash' of it.
  I don't want to dismiss the social code entirely, but any true medical fears from backwash are utterly overrated.

verb

[with object]

Clean (a filter) by reversing the flow of fluid through it.
反流清洗（滤水器）
Example sentencesExamples
- The filters are backwashed every 24 hours to keep them clean.
- The backwash valve opens to backwash the filters.
- The sludge generated from backwashing the filters is sent to a spent washwater tank for recirculation through the facility to minimize waste.
- ‘When we shut down the machine,’ he observed, ‘it backwashes itself to prevent potential problems with dried ink.’
- There is also one backwash pump that is used to backwash the filters.

单词	backwash
释义	Definition of backwash in English: backwash noun ˈbakwɒʃ mass noun 1The motion of receding waves. （水波的）反流 the backwash is reduced in energy by the percolation of water into the shingle Example sentencesExamples Occasionally, two or three waves stack on top of each other, and the backwash is sucked into the breaking waves, spraying white foam 25 feet into the sky. The beach itself was quite steep, and there was a very severe backwash. Nick finishes another beer, crushes the empty can, and throws it into the backwash. At 15m a ledge with a boulder-strewn platform extended 30m to the foamy backwash near the cliffs. At the water's edge they would hold hands as the waves would wash up on shore and, in the backwash, suck their heels down into the softened sand. As the roiling backwash streamed past, it scoured around me, and when the froth cleared, there beneath my feet were multitudes of clams, all small and without hydroids. ‘We believe that she was being swept out to sea by the backwash after going out a little too deep on her own,’ he said. Following a pounding by incoming waves, coral reefs in shallow water were then raked by a powerful backwash carrying heavy debris, including trees and cars, then covered with smothering sediments. This is succeeded by plane-bedded sands dipping gently seaward, which are produced by the swash and backwash of the waves on the beach face. Apparently he was swept out to sea by a strong backwash. There was a yellowish-grey foam swirling on top, and after a wave washed up on shore, its backwash collided with the next incoming wave to create a geyser effect. The damage was mainly caused by the backwash - waves returning to the sea that sucked back debris from the shore such as trees, cars, sediment and parts of buildings, which broke and overturned corals. There was an unusually heavy spring tide and a considerable wind at the back of it, so that the backwash was more than usually severe. My toes were gently caressed by the backwash of warm foamy waves, and I followed the strange vibrations of the sound, my ears stuck in a trance. We grasped kelp to anchor us, so as not to be taken out in the backwash, and clambered over its slimy fronds to the jumble of boulders that constituted the beach. Synonyms wake, wash, slipstream, backflow path, trail 1.1 A backward current created by an object moving through water or air. （由物体在水或空气中逆向运动引起的）反流 the backwash of a truck on the autobahn Example sentencesExamples Here's where it gets good: the guy who threw it hadn't counted on his truck's backwash. Because that wasn't the case in the relays, where the field would be widely spread by the time the anchorman hit the water, he had no backwash to contend with - and he could fly. We broadside off the backwash from a boulder as big as a house. It is best appreciated in its relaxed, complex entirety, the themes rippling into your consciousness like a cool backwash from a passing ship. On arrival on the apron in Baghdad the pilot shuts down the engines as the hot engine backwash and dust need to be eliminated to maximise casualty comfort and well-being. As the rig barrelled by and the car shook, I heard the unmistakeable whine of air brakes mixing with backwash. The backwash rocked the occupants as the sides of the boats kissed gently. Very probably the gale of the previous week, and the heavy wind which raged during the night, loosened the supports of the pier, and as soon as the tide came in the backwash found out the weak spots and quickly broke up the whole structure. The descending shuttle's backwash wasn't helping, either. The air filled with raw power, the backwash sending me skidding back along the corridor. The rotors started to spin up and they hurriedly jumped to the roof a few feet below, ducking to avoid the backwash from the spinning propellers as the copter lifted off the heliport and headed into the night skyline. I rolled to my feet, turned, and caught the car's backwash full in the face. 1.2 The unpleasant after-effects of an event. the backwash of the Cuban missile crisis 古巴导弹危机的后果。 Example sentencesExamples The American newspaper industry is gripped by circulation scandals, and I should not be greatly surprised if the backwash hits Australia. These arguments reflect the backwash of the decline in the UK's fortune in the immediate postwar world. Then the country was hit by the backwash of a financial crisis that began in Thailand, on the opposite side of the globe. Equity markets - still being fed historic corporate earnings figures and still spooked by the backwash from that affair - remain adrift, unable to find any sustained sense of direction. Part of the backwash, or blowback as the CIA calls it, of globalization is that cultures and regions around the world have rediscovered their own cultural resources. The figures were seen as a most definite sign yet that the Irish economy was being caught in the backwash of the US slowdown and that Irish growth rates were under severe pressure. The backwash from the affair has spooked investors, concerned that more US corporations may have used flattering accounting methods to overstate their historic profitability. The emerging issue though, is ensuring some of those already held are not lost in the post-Tampa backwash. Gay bookstores are caught in the backwash of an overwhelming tide of commercial consolidation that is swamping most small enterprises, gay and straight. At the same time he recognizes the commonalities among ethnic groups whose villages straddled national borders and who suffered in the backwash of war. And I'd be surprised if some of the backwash of that hasn't carried into the international arena. This is the backwash from the crisis that began in Asia in 1998, has swamped Argentina and is now spreading right across South America. Many responses contained wit born of desperation amid the backwash created by foot and mouth, BSE and the collapse of tourism. The challenges facing not only this country, but the world, in the backwash of these events require more than parliamentary parrots squawking on their publicly funded perch. Synonyms repercussions, reverberations, after-effects, aftermath, fallout upshot, consequences, results, effects, by-products 1.3US informal The liquid that flows back into a bottle, glass, etc. after someone has taken a drink, assumed to contain that person's saliva. Can you please stop drinking straight from the milk carton? I don't want your backwash! Example sentencesExamples If you enjoy carrot juice and don't mind a little bit of backwash, contact me and I'll hook you up with the rest of the bottle. It was a late dinner for us so the salsa was probably sitting there all day; we likely had the 'backwash' of it. Did the bartender actually clean your seemingly fresh beer mug or just rinse it behind the bar in a tub filled with the backwash of strangers? I hope you don't mind but my coworkers took sips so there are a few more speckles of backwash in it now. I don't want to dismiss the social code entirely, but any true medical fears from backwash are utterly overrated. He wakes up, downs the backwash left in a cheap beer bottle, and dons his pilot gear. Terry and Alice share a beer glass for some bizarre reason (am I the only one who fears backwash?) Yup, our own scuzzy mouth backwash provides the bacteria. verbˈbakwɒʃ [with object] Clean (a filter) by reversing the flow of fluid through it. 反流清洗（滤水器） the very fine mesh is backwashed to remove solids Example sentencesExamples There is also one backwash pump that is used to backwash the filters. The sludge generated from backwashing the filters is sent to a spent washwater tank for recirculation through the facility to minimize waste. ‘When we shut down the machine,’ he observed, ‘it backwashes itself to prevent potential problems with dried ink.’ The backwash valve opens to backwash the filters. The filters are backwashed every 24 hours to keep them clean. Definition of backwash in US English: backwash noun 1The motion of receding waves. （水波的）反流 Example sentencesExamples My toes were gently caressed by the backwash of warm foamy waves, and I followed the strange vibrations of the sound, my ears stuck in a trance. There was a yellowish-grey foam swirling on top, and after a wave washed up on shore, its backwash collided with the next incoming wave to create a geyser effect. Apparently he was swept out to sea by a strong backwash. There was an unusually heavy spring tide and a considerable wind at the back of it, so that the backwash was more than usually severe. At 15m a ledge with a boulder-strewn platform extended 30m to the foamy backwash near the cliffs. The damage was mainly caused by the backwash - waves returning to the sea that sucked back debris from the shore such as trees, cars, sediment and parts of buildings, which broke and overturned corals. We grasped kelp to anchor us, so as not to be taken out in the backwash, and clambered over its slimy fronds to the jumble of boulders that constituted the beach. Following a pounding by incoming waves, coral reefs in shallow water were then raked by a powerful backwash carrying heavy debris, including trees and cars, then covered with smothering sediments. The beach itself was quite steep, and there was a very severe backwash. As the roiling backwash streamed past, it scoured around me, and when the froth cleared, there beneath my feet were multitudes of clams, all small and without hydroids. Nick finishes another beer, crushes the empty can, and throws it into the backwash. ‘We believe that she was being swept out to sea by the backwash after going out a little too deep on her own,’ he said. Occasionally, two or three waves stack on top of each other, and the backwash is sucked into the breaking waves, spraying white foam 25 feet into the sky. At the water's edge they would hold hands as the waves would wash up on shore and, in the backwash, suck their heels down into the softened sand. This is succeeded by plane-bedded sands dipping gently seaward, which are produced by the swash and backwash of the waves on the beach face. Synonyms wake, wash, slipstream, backflow 1.1 A backward current of water or air created by the motion of an object through it. （由物体在水或空气中逆向运动引起的）反流 the backwash of a truck on the highway Example sentencesExamples As the rig barrelled by and the car shook, I heard the unmistakeable whine of air brakes mixing with backwash. Because that wasn't the case in the relays, where the field would be widely spread by the time the anchorman hit the water, he had no backwash to contend with - and he could fly. On arrival on the apron in Baghdad the pilot shuts down the engines as the hot engine backwash and dust need to be eliminated to maximise casualty comfort and well-being. The rotors started to spin up and they hurriedly jumped to the roof a few feet below, ducking to avoid the backwash from the spinning propellers as the copter lifted off the heliport and headed into the night skyline. We broadside off the backwash from a boulder as big as a house. I rolled to my feet, turned, and caught the car's backwash full in the face. The backwash rocked the occupants as the sides of the boats kissed gently. Here's where it gets good: the guy who threw it hadn't counted on his truck's backwash. Very probably the gale of the previous week, and the heavy wind which raged during the night, loosened the supports of the pier, and as soon as the tide came in the backwash found out the weak spots and quickly broke up the whole structure. The descending shuttle's backwash wasn't helping, either. The air filled with raw power, the backwash sending me skidding back along the corridor. It is best appreciated in its relaxed, complex entirety, the themes rippling into your consciousness like a cool backwash from a passing ship. 1.2 Repercussions. 〈喻〉后果；反响 the backwash of the Cuban missile crisis 古巴导弹危机的后果。 Example sentencesExamples The figures were seen as a most definite sign yet that the Irish economy was being caught in the backwash of the US slowdown and that Irish growth rates were under severe pressure. Then the country was hit by the backwash of a financial crisis that began in Thailand, on the opposite side of the globe. Gay bookstores are caught in the backwash of an overwhelming tide of commercial consolidation that is swamping most small enterprises, gay and straight. Equity markets - still being fed historic corporate earnings figures and still spooked by the backwash from that affair - remain adrift, unable to find any sustained sense of direction. Part of the backwash, or blowback as the CIA calls it, of globalization is that cultures and regions around the world have rediscovered their own cultural resources. The challenges facing not only this country, but the world, in the backwash of these events require more than parliamentary parrots squawking on their publicly funded perch. The American newspaper industry is gripped by circulation scandals, and I should not be greatly surprised if the backwash hits Australia. This is the backwash from the crisis that began in Asia in 1998, has swamped Argentina and is now spreading right across South America. The emerging issue though, is ensuring some of those already held are not lost in the post-Tampa backwash. Many responses contained wit born of desperation amid the backwash created by foot and mouth, BSE and the collapse of tourism. At the same time he recognizes the commonalities among ethnic groups whose villages straddled national borders and who suffered in the backwash of war. The backwash from the affair has spooked investors, concerned that more US corporations may have used flattering accounting methods to overstate their historic profitability. And I'd be surprised if some of the backwash of that hasn't carried into the international arena. These arguments reflect the backwash of the decline in the UK's fortune in the immediate postwar world. Synonyms repercussions, reverberations, after-effects, aftermath, fallout 1.3US informal The liquid that flows back into a bottle, glass, etc. after someone has taken a drink, assumed to contain that person's saliva. Can you please stop drinking straight from the milk carton? I don't want your backwash! Example sentencesExamples I hope you don't mind but my coworkers took sips so there are a few more speckles of backwash in it now. He wakes up, downs the backwash left in a cheap beer bottle, and dons his pilot gear. Terry and Alice share a beer glass for some bizarre reason (am I the only one who fears backwash?) Did the bartender actually clean your seemingly fresh beer mug or just rinse it behind the bar in a tub filled with the backwash of strangers? Yup, our own scuzzy mouth backwash provides the bacteria. If you enjoy carrot juice and don't mind a little bit of backwash, contact me and I'll hook you up with the rest of the bottle. It was a late dinner for us so the salsa was probably sitting there all day; we likely had the 'backwash' of it. I don't want to dismiss the social code entirely, but any true medical fears from backwash are utterly overrated. verb [with object] Clean (a filter) by reversing the flow of fluid through it. 反流清洗（滤水器） Example sentencesExamples The filters are backwashed every 24 hours to keep them clean. The backwash valve opens to backwash the filters. The sludge generated from backwashing the filters is sent to a spent washwater tank for recirculation through the facility to minimize waste. ‘When we shut down the machine,’ he observed, ‘it backwashes itself to prevent potential problems with dried ink.’ There is also one backwash pump that is used to backwash the filters.
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