throughout the course or duration of (a period of time) 在…期间 the restaurant is open during the day. 那家餐厅白天营业。 ■used to indicate constant development throughout a period 在…的发展期间 the period during which he grew to adulthood. 他长大成人的那段时期。 ■at a particular point in the course of 在…期间的某一时候 the stabbing took place during a row at a party. 这起持刀刺人事件发生在聚会的一场争吵期间。
语源
late Middle English: present participle of the obsolete verb dure 'last, endure, extend', via Old French from Latin durare 'to last' (see duration)