"have an ace up your sleeve" in Chinese (Simplified)

暗藏王牌

Definition

指拥有一个秘密的优势或隐藏的手段，可以在需要时使用，尤其在困难情况下。

这是一个非正式、日常的成语，多用于谈论计划、谈判或比赛时，有隐藏的优势。和'杀手锏'、'秘密武器'类似。

She has an ace up her sleeve for the competition.

她为比赛**暗藏王牌**。

I think our team has an ace up its sleeve this year.

我觉得我们队今年**暗藏王牌**。

Do you have an ace up your sleeve for the exam?

你考试时**暗藏王牌**吗？

Don't worry, he always has an ace up his sleeve when it matters.

别担心，他关键时刻总会**暗藏王牌**。

If negotiations go badly, I have an ace up my sleeve.

如果谈判不顺利，我**还有王牌**。

Everybody thought they would lose, but their coach had an ace up his sleeve.

大家以为他们会输，但教练**暗藏王牌**。