1Movement to and fro or around something, especially that of fluid in a closed system.

为优质水循环而设的附加水泵。

1. 1.1 The continuous motion by which the blood travels through all parts of the body under the action of the heart.
   血液循环
   three 20-minute sessions a week which make you breathe a bit harder can improve circulation

   Example sentencesExamples

   • Also, improving overall health through diet and exercise with also improve blood flow and circulation.
   • To ensure proper circulation, drink adequate fluids, wear loose clothing, and, if possible, walk every half hour, or at least flex and extend your ankles.
   • The treatment helps soothe irritation and inflammation, stimulate blood circulation and strengthen the immune system and the lymphatic system.
   • Did you know poor circulation can cause water retention?
   • Among the benefits of massage are relaxed muscles and nerves, increased circulation, lowered blood pressure and improved flexibility.
   • Friction from rubbing salt over the body improves circulation, sloughs off dead cells, and softens the skin.
   • The body shuts down blood circulation to the feet, to prevent excessive loss of body heat.
   • Stretching is a good way to keep muscles limber and to increase blood circulation during travel.
   • Fluid and proteins leak out of the blood vessels during blood circulation in the body.
   • Exercise helps to regulate blood pressure and improve circulation, reducing the risk of blood clots.
   • This improves circulation, relieves pain, and relaxes tension in the muscles.
   • Cellulite develops when excess weight, poor circulation, or water retention weakens the connective tissue beneath your skin.
   • People with serious burns need to be closely monitored and often require intravenous fluids to help their circulation.
   • Unfortunately, none of these will fix or eliminate the damaged veins that hinder proper circulation of blood through the body.
   • Health experts are finding out that some of the chemicals in cocoa can have a positive effect on the heart and blood circulation.
   • As the parasites accumulate in the blood vessels, they can restrict circulation and cause fluid to build up in surrounding tissues.
   • This bed may ease the aches of hip dysplasia and arthritis and improve blood circulation.
   • The process, said Sam, would rejuvenate my skin, and might help with water retention and circulation.
   • The blood circulation is a closed system in which the pressure varies constantly.
   • Physically, it is thought to improve circulation and stimulate red blood cells.
2. 1.2 The movement of sap through a plant.
   （植物内的）树液流动

2The public availability or knowledge of something.

他的音乐广为流传。

1. 2.1 The movement, exchange, or availability of money in a country.
   （货币的）流通
   the new-look coins go into circulation today

   新版10便士硬币今天投入流通。

   Example sentencesExamples

   • He said the closure of the branches would lead to restructuring and improvement of the efficiency of money circulation.
   • Since 2001, American coins have been withdrawn from circulation.
   • Convinced of the benefits to be gained from the increased circulation of money, he printed ever larger numbers of bank notes.
   • During the first stage, the goal was simply to introduce the national currency and establish control over monetary circulation.
   • To provide a brief explanation of how the money system works: The bankers loan all the money into circulation, at interest.
   • Many Iraqis have lost confidence in the only other bank note in wide circulation, the 10,000 dinar bill.
   • This money would re-enter into circulation as financial institutions invest it in other capitalistic ventures.
   • During the changeover period there will be a significant increase in the movement of cash as the euro is distributed and Irish currency is withdrawn from circulation.
   • It puts new money into circulation which it hopes will flow to the bond market.
   • The government today outlined how the euro would be brought into circulation if it won public support in a referendum.
   • The Treasury Department estimates that 60 percent of U.S. currency is held overseas, where Supernotes seem to be in wider circulation.
   • The bank, concerned about deflation, has pumped a lot of money into circulation in the past couple of years.
   • That's what Las Vegas was made for, to get illegal money back into circulation again.
   • The king found that there would be no harm in having free circulation of money, and that this would in fact increase commerce and exchange.
   • That's how they got the counterfeit money into circulation.
   • That's just a small amount of extra money that came into circulation.
   • Approximately 670,000 pounds sterling of base silver money was withdrawn from circulation.
   • The last gold coins intended for normal circulation in Thailand were struck in 1894.
   • The gang plotted to put drugs money into normal circulation through betting.
   • Euro notes and coins enter circulation in 12 European Union countries, in the biggest monetary changeover in history.
2. 2.2in singular The number of copies sold of a newspaper or magazine.
   （报纸、杂志的）销量
   the magazine had a large circulation

   这份杂志销量很大。

   Example sentencesExamples

   • The magazine, which is distributed free of charge, increased its circulation to 313,923.
   • But now the three newspapers with the highest circulations in the country are USA Today, The New York Times, and The Wall Street Journal, all publications that are distributed nationally.
   • Zimpapers has been losing money as circulation figures decline due to its pro-government stance.
   • Newspaper circulations everywhere have been falling for decades.
   • Rates vary and are typically based on the publication's circulation and on what the competition charges.
   • Its flagship, The Daily Mirror, achieved a world record circulation of more than five million in the mid-1960s.
   • With regard to newspaper circulations, you incorrectly note that the Newcastle Herald and the Gold Coast Bulletin topped the regional growth stakes.
   • Is there any national publication of comparable circulation and prominence that has taken these positions?
   • Even with reduced readership and circulation, they still have the largest number of paying customers, who are much coveted by advertisers.
   • Ullah was a paper published in a journal, which does not appear to have had a very wide circulation, called Preparative Biochemistry.
   • Magazine circulations are either static, growing for some newer titles, or slowly sliding.
   • Does your publication only have 10,000 circulation?
   • I think the presenter was reading from one of the national tabloids, which, as we've come to expect, print anything that might hike up their circulation.
   • Car, fashion, and other consumer product magazines in China are achieving high circulation.
   • A real problem has been The Sun-Herald, which has shed readers and circulation at an alarming rate.
   • The Arizona Republic and the East Valley Tribune were selected due to their wide circulation in the Phoenix Metro-East Valley area.
   • Stars on Sunday has set itself extremely ambitious targets for circulation and advertising revenue.
   • The United States Postal Service requires all publications to publish a statement of ownership, management and circulation.
   • The Independent newspaper said yesterday the tabloid was exploiting the case to boost its circulation.
   • Financial woes and low circulation had plagued the paper for some time before the takeover.

   Synonyms

   distribution, readership

   sales figures