user directory synchronizationuser-defined data type使用: make use of; use; employ; ap ...定義: definition; delimiting數(shù)據(jù): data; record; information類型: type; mold; form; cut定義數(shù)據(jù)類型: user-defined data type下載手機(jī)詞典可隨時隨地查詞查翻譯