to let on
[phrase form: let]
01
透露, 泄露
to reveal information that was meant to be kept a secret
例子
He let on that he knew about the promotion before anyone else.
他透露他在其他人之前就知道晋升的事。
They promised not to let on about the proposal, but someone leaked the details.
他们承诺不透露这个提议，但有人泄露了细节。
