Trump card
US /ˈtrʌmp ˌkɑːrd/
UK /ˈtrʌmp ˌkɑːd/
名词
王牌, 杀手锏
a powerful resource or advantage that can be used to achieve a desired outcome, especially at a crucial moment
示例:
•
His extensive experience in the field was his trump card during the negotiations.
他在该领域的丰富经验是他在谈判中的王牌。
•
The new evidence proved to be the prosecution's trump card.
新证据被证明是控方的王牌。