an ace in the hole
美
英 
英漢解釋
例句
As a strategy, it's better than an ace in the hole.
作為一種戰略,它比備用的應急手段要好。
The football team has a new play that they are keeping as an ace in the hole for the big game.
這個足球隊有一種新的踢法,他們保留這一手以便在重要比賽中出奇制勝。
George seems awfully confident. He must have an ace in the hole.
喬治似乎非常有信心,他必然有一張備用的王牌。
Tom seems awfully confident. He must have an ace in the hole.
湯姆似乎非常有信心,他必然有一張備用的王牌。
The local team has an ace in the hole with the new player.
這支本地球隊有一張神秘王牌——他們的新球員。
What are we waiting for? What good is an ace in the hole if we don't use it?
我們還等什么呀?手里既然有備用的王牌,我們不用不是白糟蹋了嗎?
For 2010, however, Texas Republicans have an ace in the hole: Texas Democrats.
盡管如此,2010年得克薩斯州共和黨私底下有張王牌:德克薩斯的民主黨。
Don't worry for him. He has an ace in the hole.
別為他擔心.他留著一手呢。
An ace in the hole is any argument, plan or thing kept hidden until needed. It is used especially when it can turn failure into success.
最后一張王牌是指一直不被知道,知道需要的時候才拿出來的理由、計劃或想法,尤其是反敗為勝的時候被使用。