spread, circulate, distribute, propagate

動詞 circulate:

1. become widely known and passed on
   同義詞：go around, spread
2. cause to become widely known
   同義詞：circularize, circularise, distribute, disseminate, propagate, broadcast, spread, diffuse, disperse, pass around
3. cause to be distributed
   同義詞：pass around, pass on, distribute
4. move through a space, circuit or system, returning to the starting point
5. move in circles
   同義詞：circle
6. cause to move in a circuit or system
7. move around freely
8. cause to move around
   同義詞：mobilize, mobilise

1. The news of her death circulated quickly.
   她死去的消息迅速傳開。
2. Blood circulates through the body.
   血液在體內(nèi)循環(huán)。
3. Please open a window to allow the air to circulate.
   打開窗子讓空氣流通。

cir.cu.late

v.（動詞）
cir.cu.lat.ed,cir.cu.lat.ing,cir.cu.lates
v.intr.（不及物動詞）
To move in or flow through a circle or circuit:
循環(huán)：進入或沿環(huán)路流動：
例句：
blood circulating through the body.
血液在身體內(nèi)循環(huán)

To move around, as from person to person or place to place:
巡回，穿梭：到處走，從人到人或從地區(qū)到地區(qū)：
例句：
a guest circulating at a party.
在聚會上穿梭的客人

To move about or flow freely, as air.
流動，流通：自由走動或流動，象空氣一樣
To spread widely among persons or places; disseminate:
散布，傳播：在人們或地區(qū)之間廣泛傳播；散布：
例句：
Gossip tends to circulate quickly.
流言傳播迅速

v.tr.（及物動詞）
To cause to move about or be distributed:
使分送，使散布：
例句：
Please circulate these fliers.
請分送這些傳單

來源：
From Middle English circulat [continuously distilled]
源自 中古英語 circulat [繼續(xù)蒸餾]
from circul3tus [past participle of] circul3re [to make circular]
源自 circul3tus [] circul3re的過去分詞 [散播]
from circulus * see circle
源自 circulus *參見 circle

【引伸】
cir.cula.tive
cir.cula.tor
n.（名詞）