Word · CEFR C1 · Frequency #4291
circulation
血液循环；循环系统
the movement of blood through the heart and blood vessels; also, the circulatory system
- 1.
The act of moving in a circle, or in a course which brings the moving body to the place where its motion began.
在圆圈中移动的行为,或在一个使移动体回到起点的路线中移动。
- 2.
the dissemination of copies of periodicals (as newspapers or magazines)
期刊(如报纸或杂志)的发行
- 3.
The act of passing from place to place or person to person; free diffusion; transmission.
从一个地方或人传递到另一个地方或人；自由传播；传递。
- 4.
movement through a circuit; especially the movement of blood through the heart and blood vessels
循环运动；尤其是血液通过心脏和血管的运动
- 5.
Currency; circulating coins; notes, bills, etc., current for coin.
货币；流通的硬币；纸币、钞票等,作为硬币流通。
- 6.
(library science) the count of books that are loaned by a library over a specified period
(图书馆学)在特定时期内图书馆借出的书籍数量
- 7.
The extent to which anything circulates or is circulated; the measurement of diffusion, especially the number of copies sold of a publication.
任何事物流通或被流通的程度；扩散的测量,尤其是出版物的销售数量。
- 8.
The movement of the blood in the circulatory system, by which it is brought into close relations with the cells and tissues of the body; (loosely) the circulatory system.
血液在循环系统中的流动,使其与身体的细胞和组织紧密接触；(广义上)循环系统。
- 9.
The movement of the sap in the vessels and tissues of plants.
植物体内汁液在导管和组织中的流动
传播；流传；发行；发行量；销售量；流通货币；通货；借阅量；（图书馆的）外借量
In use
Regular exercise helps improve blood circulation in your legs.
The doctor pressed his fingers to her wrist to check the circulation.
Cold weather can slow the circulation in your hands and feet.
be in circulation
The new banknotes have been in circulation since last month.
新钞票自上个月起已开始流通。
be out of circulation
Some old coins are out of circulation and worth a lot.
一些旧硬币已退出流通，价值很高。
circulation of [noun]
Connections
Collocations
- blood circulation
- 血液循环
- Regular exercise improves blood circulation.定期锻炼改善血液循环。
- daily circulation
- 日发行量
- The newspaper has a daily circulation of 100,000.这家报纸的日发行量为10万份。
- mass circulation
- 大量发行
- The magazine achieved mass circulation within a year.该杂志在一年内实现了大量发行。
- air circulation
- 空气循环
- The fan improves air circulation in the room.风扇改善了房间的空气循环。
- money circulation
- 货币流通
- The central bank controls money circulation.中央银行控制货币流通。
Idioms & figurative uses
Learner notes
Memory Tip
联想"circle（圆）"和"流动"，circulation就是循环或流通。
Context & Register
中性或正式；多用于新闻出版行业，指报刊杂志的发行数量。
Pronunciation & Spelling
These words rhyme with 'circulation' as they all end with the /eɪʃən/ sound. Note that 'circulate' (/ˈsɜrkjʊleɪt/) is a common lookalike with a different ending (/leɪt/ vs /leɪʃən/).
Usage priority
Collins 词频等级为 2，建议结合例句记忆，而不是只背中文释义。
Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, OCTANOVE, WIKTIONARY.