在某一特定時(shí)間內,有關(guān)文件變化的一種記錄。
A record of changes in a file made at a particular time.
商業(yè)中心已劃為專(zhuān)門(mén)區域;送貨車(chē)輛只在特定時(shí)間才能出入該地區。
The commercial center has now been zoned off: delivery vans may only enter and leave at specified times.