中文翻译与英英解释

vt.
1.背叛，出卖，密告，陷害(朋友等)。
2.辜负。
3.诱惑；玩弄(女性)。
4.泄漏(秘密)。
5.不自觉地露出，暴露，表现。
短语和例子
betray one's country to the enemy 卖国，做卖国贼。 He betrayed his friend's confidence. 他辜负了朋友的信任。 She was betrayed into a snare. 她被诱入陷阱。 betray a secret 泄露秘密。 an unfeeling remark that betrays his lack of concern 他那冷冷的话语表现出他的漠不关心。 Confusion betrays the guilty. 慌张显出有罪，神色慌张必有鬼。

give away information about somebody; "He told on his classmate who had cheated on the exam"
同义词：denounce, tell on, give away, rat, grass, shit, shop, snitch, stag,

cause someone to believe an untruth; "The insurance company deceived me when they told me they were covering my house"
同义词：deceive, lead astray,

reveal unintentionally; "Her smile betrayed her true feelings"
同义词：bewray,

disappoint, prove undependable to; abandon, forsake; "His sense of smell failed him this time"; "His strength finally failed him"; "His children failed him in the crisis"
同义词：fail,

deliver to an enemy by treachery; "Judas sold Jesus"; "The spy betrayed his country"
同义词：sell,

be sexually unfaithful to one''s partner in marriage; "She cheats on her husband"; "Might her husband be wandering?"
同义词：cheat on, cheat, cuckold, wander,

例句与用法

For an instant she betrayed uncertainty .
她一下子显得有些不知所措。

A bribe in hand betrays mischief at heart .
手里的贿赂暴露了心中的险恶。

He was on the verge of betraying his secret .
他险些儿（差点）泄露了秘密。

He didn't betray it by any spoken word .
他嘴里并没说一句让他露出破绽的话。

Keep calm. do n't betray your identity .
沉住气，别可露馅儿。

His morning whistling alone betrayed it .
这只从他早上吹的口哨里就听得出来。

Do n't try to trick me with words into betraying the secret .
别拿话来诈我。

His accent betrayed the fact that he was foreign .
他的口音显露出他是外国人。

He betrayed his friend 's confidence .
他辜负了朋友的信任。

I told her, i should certainly betray myself .
我告诉她，我恐怕自己会败露了。