circulation

中文意思

• n. 循環；n. 流通；n. 發行量；n. 環流

英文解釋

• n. the dissemination of copies of periodicals (as newspapers or magazines)
• n. movement through a circuit; especially the movement of blood through the heart and blood vessels
• n. (library science) the count of books that are loaned by a library over a specified period
• n. number of copies of a newspaper or magazine that are sold

詞形變化

複數

circulations

例句

1. n. 循環；n. 流通；n. 發行量；n. 環流

   Regular exercise improves your blood circulation and keeps your heart healthy.

   規律運動能促進血液循環，並保持心臟健康。