短語詞組短語Enters the duty initial period 入職初期flight duty period 組員工時(shí);組員服勤時(shí)間;執(zhí)勤時(shí)段flight duty period detail 執(zhí)勤時(shí)段period in duty 職務(wù)期間period of duty abroad 海外任職期間period of duty 運(yùn)行時(shí)間 返回 duty period