動詞 circulate:

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

形容詞 circulating:

1. passing from one to another

1. Serious lack of circulating fund forced the closure of the company.
   公司因缺嚴重乏流動資金而被迫關閉。
2. An agent that produces cooling, especially a fluid that draws off heat by circulating through an engine or by bathing a mechanical part.
   冷卻劑一種用來冷卻的制劑，尤指通過在發(fā)動機中流動或通過沖洗某個機械部件從而帶走熱量的液體
3. Rumours are circulating in Whitehall.
   懷特霍爾街上流傳著謠言。
4. He gave away his books to a circulating library.
   他把自己的書籍損贈給一家流通圖書館。