letdownKK [ˋlɛtˏdaʊn] /ˈlɛtˌdaʊn/发音名词1令人失望的事、扫兴的事After all the hype, the movie was a complete letdown.经过那么多宣传,这部电影真是令人大失所望。2失望、泄气She felt a sudden letdown when the trip was canceled.旅行取消时,她突然觉得很泄气。3减弱、松懈There was no letdown in their effort during the second half.下半场他们的努力丝毫没有松懈。用这个字练口说→相关片语let down