REVEAL, DISCLOSE, DIVULGE, TELL, BETRAY mean to make known what has been or should be concealed.

reveal

to make (something secret or hidden) publicly or generally known 揭露；泄露；透露

// reveal a secret 揭秘，泄密

// He would not reveal where he had hidden her chocolate eggs. 他就是不说他把她的巧克力蛋藏在哪里了。复活节吃的

REVEAL may apply to supernatural or inspired revelation of truths beyond the range of ordinary human vision or reason.

// Divine will as revealed in sacred writings. 神圣的意志在神圣的著作中显示出来。

disclose

to make something known publicly, or to show something that was hidden 公开，公布；透露，揭露

DISCLOSE may imply a discovering but more often an imparting of information previously kept secret.

// would not disclose his salary 不会透露他的薪水

// He refused to disclose the source of his information. 他拒绝透露他的信息来源。

// Candidates must disclose their financial assets. 候选人必须公开其金融资产。

// The company has disclosed that it will be laying off thousands of workers later this year. 该公司透露，它将在今年晚些时候解雇数千名工人。

divulge

DIVULGE implies a disclosure involving some impropriety or breach of confidence.

// divulge the source 泄露来源

// divulge the name of her informant 泄露她的线人的名字

// divulge the company's sales figures 泄露公司的销售数字

tell

to make known : DIVULGE, REVEAL

TELL implies an imparting of necessary or useful information.

// Don't tell your password. 别透露你的密码。

// He told them what he had overheard. 他透露给他们他听到了什么。

betray

to show feelings, thoughts, or a particular characteristic without intending to 暴露（想法）；表露（情感）

BETRAY implies a divulging that represents a breach of faith or an involuntary or unconscious disclosure.

// betray a secret 出卖秘密

// betray one's true feelings 表露真实情感

// Although she often seems quite cold, her smiling eyes betray her true nature. 虽然看上去总是很冷漠，但她微笑的双眼却显示出了真性情。

reveal, disclose, divulge, tell, betray