n. 1.循环;运行。 2.传播;环流(量),流通(量)。 3.(杂志等的)发行(额),销数,销路。 4.通货,货币;流通证券。 5.【航空】环量,环流。
短语和例子
the circulation of the blood 血液的循环。 have a good [bad] circulation血液循环良好[不好]。 the active circulation纸币的实际流通额。 the passive circulation纸币的准备额。 the circulation of a bank 银行的纸币发行额。 be in circulation 传播中;流通中,通行着。 put in [into] circulation 传播;使(纸币等)流通,通用,使用。 withdraw ... from circulation 收回;停止发行。
Computers were used to control the circulation of library stock in the usa in the 1960 s . 二十世纪六十年代,美国已用计算机管理图书馆藏书的流通。
The new york's circulation remained the same but the number of all pages dropped disastrously . 《纽约人》的发行量依然如故,但页数却灾难性地下降了。
As the disease progresses, blood clots may develop and plug up the artery, blocking circulation completely . 病情发展就会形成血块,将动脉堵住,使循环完全断绝。
A task that she carried out so well that her letters from china had a world wide circulation . 她的这件工作完成得非常出色,以致于她所写的《中国通讯》在全世界流传。
On vaporization it reduces the bulk density of upflowing mixture and promotes the circulation of catalyst . 在汽化时使向上流动的混合物的松密度减少,并促使催化剂循环。
It was less than two years after the principle of solid circulation was confirmed in the large-scale pilot plant . 这距固体循环的原理在大型试验装置中得到确认不到两年。
The trickling filter and activated sludge efficiencies cited required primary sedimentation and effluent circulation . 列举的生物滤池与活性污泥法的效率需要初次沉淀和回流。
The trickling filter and activated sludge efficiencies cited required primary sedimentation and effluent circulation . 列举的生物滤池与活性淤泥法的效率就需要初次沉淀和回流。
The blood vessels are in general dilated, although the cornary and pulmonary circulation may show the opposite response . 血管一般是扩张的,但冠状循环和肺循环的血管则可出现收缩。
Formation of precipitation, or failure to produce precipitation, is a matter of importance to the circulation of the atmosphere and to the climate . 降水的形成与否对大气环流和气候学来说都是重要的问题。
the spread or transmission of something (as news or money) to a wider group or area
the dissemination of copies of periodicals (as newspapers or magazines)
free movement or passage (as of cytoplasm within a cell or sap through a plant); "ocean circulation is an important part of global climate"; "a fan aids air circulation"
movement through a circuit; especially the movement of blood through the heart and blood vessels
number of copies of a newspaper or magazine that are sold; "by increasing its circulation the newspaper hoped to increase its advertising"
(library science) the count of books that are loaned by a library over a specified period