放下; 放低; 使失望; 失信

1. 放下,降低;使失望：let alone 不干涉;不碰 | let down 放下;降低;使...失望 | let go 放开;释放;发射

2. 使失望：leave out 省略 | let down 使失望 | let sb. down 让某人失望

3. 放下：let daylight into 明朗 | let down 放下 | let drive at 对准打

1.

1. let down的翻译

verb

1. fail to meet the hopes or expectations of

e.g. Her boyfriend let her down when he did not propose marriage

Synonym: disappoint

2. move something or somebody to a lower position

e.g. take down the vase from the shelf

Synonym: lowertake downget downbring down