常見(jiàn)例句I had to sub for the referee, who was sick. 裁判病了,我得代為裁判。Pound notes have been withdrawn from circulation. 一英鎊面值的鈔票已停止流通。Harvey discovered the circulation of the blood. 哈唯發(fā)現(xiàn)了血液循環(huán)。We observed the circulation of blood in frogs. 我們觀察了青蛙的血液循環(huán)。The old coins have been withdrawn from circulation. 舊硬幣已經(jīng)收回不再流通了。Many forged notes are in circulation. 許多假鈔在流通。 返回 Sub-circulation