n.持续，持续的时间，期间( duration的名词复数 )；（时间的）持续，持久，连续；[语音学]音长，音延； 英英释义： durationn.the period of time during which something continues同义词：continuancethe property of enduring or continuing in time同义词：continuancecontinuance in time"the ceremony was of short duration"