| 释义 |
abbreviationradræd Radian(s). 同RADIAN 或radians
Rhymesad, add, Allahabad, bad, Baghdad, bedad, begad, cad, Chad, clad, dad, egad, fad, forbade, gad, glad, grad, had, lad, mad, pad, plaid, Riyadh, sad, scad, shad, Strad, tad, trad noun radræd informal A political radical. 〈非正式〉政治激进分子 Example sentencesExamples - Like many university students in those early days of the Whitlam government, I saw myself as a bit of a rad.
OriginEarly 19th century: abbreviation. noun radræd Physics A unit of absorbed dose of ionizing radiation, corresponding to the absorption of 0.01 joule per kilogram of absorbing material. 〔物理〕拉德 Example sentencesExamples - The dose equivalent in rems is numerically equal to the absorbed dose in rads multiplied by the quality factor, which, for most medical radiation, is one.
- Ten rads per hour is several orders of magnitude more than a nuclear warhead would emit.
- For example, ordinary first responders are instructed not to enter an affected area to save someone's life if they would accumulate a dose of 25 rads of radiation.
- The LD50 dose for humans is ~ 400 rads, so we may infer that the environment of Amalthea is such that an unshielded human would receive a fatal amount of ionizing radiation in a matter of seconds.
- The radiation dosage was 5000 rads, similar to what has been used for other domestic species.
OriginEarly 20th century: acronym from radiation absorbed dose. adjective radræd North American informal Excellent; impressive. 〈非正式，主美〉卓越的，极好的；感人的，激动人心的 他的风格让人难忘。 真是一场激动人心的比赛。 Example sentencesExamples - Hey kids, looking for something rad to do this winter that doesn't cost a lot of money?
- I'm standing in the garage of a supercool geek guy who is building an obscure, rad, retro sportscar.
- I remember how I'd sit in class back in grade school, drawing rad pictures of the Grim Reaper sweeping down and stealing the souls of all he touched.
- We would be super hyped, if we could find a rad label to distribute and promote our music.
- He told me it was rad and that a friend of his snagged him one before it came out.
- But that's okay, if I only get onto the Quebec team that will be pretty rad too.
- We hang together, go to the same school and think rock 'n' roll is rad.
- And get ready to carve ice, to rock the terrain and be, like, totally rad.
- We saw the Lichtenstein exhibit which was rad, and the Glamour exhibit which was kinda whack.
- The video was all over the internet, too, and was equally rad.
- I've only heard the first side, but it's pretty rad.
- You have a rad apartment in Manhattan where space is a privilege, not a right.
- Go look for yourself at the site were you can download a sample trailer, with some rad action from the world cups.
- I've skated with a lot of pro skaters and come across lots of rad style, but the best style I've ever witness in my life was this guy, I think his name was Ryan.
- What's with that rad Marc Jacobs shirt, with the scribbly skulls and slept-in appearance?
- We started to think the way we did when we were in high school about how rad it would be to be in a touring band.
- I feel incredibly lucky to be in such a rad work environment with a most excellent group of people.
- Issue 20 brings you tons of rad photos and articles.
- And Stacy hooked me up with some rad wallpaper today.
- When I stop bouncing, I think to myself, ‘Wow, that was rad.’
Synonyms excellent, wonderful, marvellous, magnificent, superb, splendid, glorious, sublime, lovely, delightful, first-class, first-rate, outstanding
Origin1980s: probably an abbreviation of radical. noun radræd short for radiator Example sentencesExamples - We carried spare water for the rad, a hand pump just in case the Dunlop pressure dropped, and maybe even a canister of petrol.
- I can always put off doing the woodwork and rad until a later date, although I'd like to get it done fairly soon.
- Take care when taking the rad off its wall - brackets.
abbreviation (in the UK) Royal Academy of Dance.
abbreviationrædrad Radian(s). 同RADIAN 或radians
nounrædrad informal A political radical. 〈非正式〉政治激进分子 Example sentencesExamples - Like many university students in those early days of the Whitlam government, I saw myself as a bit of a rad.
OriginEarly 19th century: abbreviation. nounrædrad Physics A unit of absorbed dose of ionizing radiation, corresponding to the absorption of 0.01 joule per kilogram of absorbing material. 〔物理〕拉德 Example sentencesExamples - The dose equivalent in rems is numerically equal to the absorbed dose in rads multiplied by the quality factor, which, for most medical radiation, is one.
- Ten rads per hour is several orders of magnitude more than a nuclear warhead would emit.
- The radiation dosage was 5000 rads, similar to what has been used for other domestic species.
- For example, ordinary first responders are instructed not to enter an affected area to save someone's life if they would accumulate a dose of 25 rads of radiation.
- The LD50 dose for humans is ~ 400 rads, so we may infer that the environment of Amalthea is such that an unshielded human would receive a fatal amount of ionizing radiation in a matter of seconds.
OriginEarly 20th century: acronym from radiation absorbed dose. adjectiveradræd North American informal Excellent; impressive. 〈非正式，主美〉卓越的，极好的；感人的，激动人心的 他的风格让人难忘。 真是一场激动人心的比赛。 Example sentencesExamples - And get ready to carve ice, to rock the terrain and be, like, totally rad.
- He told me it was rad and that a friend of his snagged him one before it came out.
- What's with that rad Marc Jacobs shirt, with the scribbly skulls and slept-in appearance?
- We started to think the way we did when we were in high school about how rad it would be to be in a touring band.
- When I stop bouncing, I think to myself, ‘Wow, that was rad.’
- I've skated with a lot of pro skaters and come across lots of rad style, but the best style I've ever witness in my life was this guy, I think his name was Ryan.
- I'm standing in the garage of a supercool geek guy who is building an obscure, rad, retro sportscar.
- I remember how I'd sit in class back in grade school, drawing rad pictures of the Grim Reaper sweeping down and stealing the souls of all he touched.
- We hang together, go to the same school and think rock 'n' roll is rad.
- Issue 20 brings you tons of rad photos and articles.
- We saw the Lichtenstein exhibit which was rad, and the Glamour exhibit which was kinda whack.
- But that's okay, if I only get onto the Quebec team that will be pretty rad too.
- Go look for yourself at the site were you can download a sample trailer, with some rad action from the world cups.
- I've only heard the first side, but it's pretty rad.
- You have a rad apartment in Manhattan where space is a privilege, not a right.
- The video was all over the internet, too, and was equally rad.
- I feel incredibly lucky to be in such a rad work environment with a most excellent group of people.
- Hey kids, looking for something rad to do this winter that doesn't cost a lot of money?
- And Stacy hooked me up with some rad wallpaper today.
- We would be super hyped, if we could find a rad label to distribute and promote our music.
Synonyms excellent, wonderful, marvellous, magnificent, superb, splendid, glorious, sublime, lovely, delightful, first-class, first-rate, outstanding
Origin1980s: probably an abbreviation of radical. nounrædrad short for radiator Example sentencesExamples - We carried spare water for the rad, a hand pump just in case the Dunlop pressure dropped, and maybe even a canister of petrol.
- Take care when taking the rad off its wall - brackets.
- I can always put off doing the woodwork and rad until a later date, although I'd like to get it done fairly soon.
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