| 单词 | trump card |
| 释义 | trump cardBrE /ˈtrʌmp kɑːd/ NAmE /ˈtrʌmp kɑːrd/ noun = trump (1 ) something that gives you an advantage over other people , especially when they do not know what it is and you are able to use it to surprise them 王牌；绝招；杀手锏 |
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