His voice betrayed the worry he was trying to hide.

他的声音掩盖不了内心的担忧。

《牛津词典》

We suspect they are trying to hide something, hence the need for an independent inquiry.

我们怀疑他们在企图隐瞒什么事，因此有必要进行独立调查。

《牛津词典》

Are you trying to hide sth. from me?

你是不是有什么事想瞒着我？

《新英汉大辞典》

Now to the wordplay. Commentators and bloggers often use the word "gate" when a politician is accused of trying to hide the truth.

VOA: special.2011.07.16

He's not trying to hide his identity to the future.

他并不是试着对日后的学者隐瞒身份

耶鲁公开课 - 欧洲文明课程节选

"He's not trying to avoid any responsibility and trying to hide anything, " Reid added.

CNN: Democrat: Blagojevich 'called our bluff' on Senate pick

The Marshalls' lawyer argues they weren't trying to hide money and shouldn't be charged.

FORBES: My Big Fat IRS case

Groupon is merely trying to hide from investors just how skimpy its Goods margins are.

FORBES: Memo to SEC: End Groupon's Shady Accounting