betray

1. V-T If you betray someone who loves or trusts you, your actions hurt and disappoint them. 辜负

When I tell someone I will not betray his confidence I keep my word. 当我对人说我不会辜负他的信任时，我会说到做到。

2. V-T If someone betrays their country or their friends, they give information to an enemy, putting their country's security or their friends' safety at risk. 出卖; 背叛

They offered me money if I would betray my associates. 如果我出卖自己的同伴，他们就会给我钱。

3. V-T If you betray an ideal or your principles, you say or do something which goes against those beliefs. 违背

We betray the ideals of our country when we support capital punishment. 我们赞同死刑就会违背我们国家的理想。

4. V-T If you betray a feeling or quality, you show it without intending to. (无意中) 流露

She studied his face, but it betrayed nothing. 她审视着他的脸，但他却丝毫不露声色。