流通

(of air, money, commodities, etc.) circulate

♦ 打开窗户使室内空气~ open the windows to increase the circulation of air in the room

♦ 货币(商品)~ the circulation of money (commodities)

~费用 circulation costs~管 [机]runner pipe~货币 currency~领域 the field of circulation~券 (in former times) paper money issued by a provincial bank to be circulated in a given area~手段 medium (or means) of circulation~证券 negotiable instrument