Sub-circulation

常見例句

• 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• Pound notes have been withdrawn from circulation.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• The old coins have been withdrawn from circulation.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。
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