名词:circulator 形容词:circulative 动词过去式:circulated 过去分词:circulated 现在分词:circulating 第三人称单数:circulates
circum-=around,round about 变化型 circu-
1 (a) [I, Ipr, Tn, Tn.pr] (cause sth to) go round continuously （使某物）循环
*Blood circulates through the body. 血液在体内循环.
(b) [I] move about freely 流通
*open a window to allow the air to circulate 开窗使空气流通.
2 [I, Ipr, Tn, Tn.pr] (cause sth to) pass from one place, person, etc to another （使某事物）流传, 传播
*The news of her death circulated (ie spread) quickly. 她死去的消息迅速传开.
* The host and hostess circulated (among their guests). 男女主人（在客人间）走来走去招待客人.
* circulate a letter 传阅信件.
3 [Tn] inform (sb) by means of a circular 发通知告知（某人）
*Have you been circulated with details of the conference? 你收到会议详情的通知了吗?
[Date: 1400-1500; Language: Latin;Origin: , past participle of circulare, from circulus; CIRCLE1]
[I and T]
to move around within a system, or to make something do this
Swimming helps to get the blood circulating through the muscles.
Ceiling fans circulated warm air around the room.
if information, facts, ideas etc circulate, they become known by many people
Rumours began circulating that the Prime Minister was seriously ill.
to send goods, information etc to people
The group circulated petitions calling for a federal law to ban handguns.
to talk to a lot of different people in a group, especially at a party
1. This pressure must be under control, and we control it by means of the mud which we circulate down the drill pipe. 这种压力必须加以控制，我们让泥桨顺着钻杆向下循环，用这种方法来控制压力。
2. Customers — some dressed in work clothes, some in expensive suits and overcoats — circulate among the counters and stare at shelf after shelf of roses in more than 50 colors. 顾客们有的身着工装，有的身着昂贵的西服和外套，他们在店内的柜台间走动，一架一架地浏览50多种颜色的玫瑰。