circulation-主題

circulation

[.sə:kju'leiʃən]

n.流通, 循環, 發行量, 消息傳播

例句與用法：

The newspaper's circulation has trebled since last year.

去年以來該報的發行量已增加到原來的三倍。

The old coins have been withdrawn from circulation.

舊硬幣已經收回不再流通了。

Harvey discovered the circulation of the blood.

哈唯發現了血液循環。

These ideas have been in circulation for some time.

這些想法已經流行了一段時間。

This magazine has a large circulation.

這本雜誌發行量很大。

英文解釋:

名詞 circulation:

the dissemination of copies of periodicals (as newspapers or magazines)

movement through a circuit; especially the movement of blood through the heart and blood vessels

(library science) the count of books that are loaned by a library over a specified period

number of copies of a newspaper or magazine that are sold

free movement or passage through a series of vessels (as of water through pipes or sap through a plant)

the spread or transmission of something (as news or money) to a wider group or area

以上來源於大辭典