DICT.TW Dictionary Taiwan

 let down
 放低;使失望.辜負…的期望,改小

 let down /-ˈdaʊn/ 及物動詞

 let down
      v 1: move something or somebody to a lower position; "take down
           the vase from the shelf" [syn: lower, take down, get
           down, bring down] [ant: raise]
      2: fail to meet the hopes or expectations of; "Her boyfriend
         let her down when he did not propose marriage" [syn: disappoint]