自2010年至今的四级考试中， 共出现过 次
自2010年至今的六级考试中， 共出现过 次
VERB 失信于；辜负 If you betray someone who loves or trusts you, your actions hurt and disappoint them.
When I tell someone I will not betray his confidence I keep my word...
The President betrayed them when he went back on his promise not to raise taxes.
VERB 背叛；出卖 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.
They offered me money if I would betray my associates...
The group were informers, and they betrayed the plan to the Germans.
VERB 违背，背弃（理想或原则） If you betray an ideal or your principles, you say or do something which goes against those beliefs.
We betray the ideals of our country when we support capital punishment.
VERB 流露出；暴露出 If you betray a feeling or quality, you show it without intending to.
She studied his face, but it betrayed nothing...
He nodded his head instead of saying anything where his voice might betray him.