王牌

I had to play a trump to win the trick.

我只好打出王牌才赢得这一墩。

The rot really set in when the team’s best player left the club last year.

自从去年里王牌选手离开俱乐部以后，球况愈下。

Many schools use small classes as their trump card in marketing campaigns.

很多学校在做宣传活动时都把小班授课当他们王牌。

Diamonds are trumps.

方块为王牌。

The plane had a breakdown in the air, but it was fortunately removed by the ace pilot.

飞机在空中发生了故障，但是被王牌驾驶员排除了。