| 单词 | petard |
| 释义 | petard 1.【军-火炮学】(for breaching defences)(旧时炸城墙、门等的)攻城炸药箱 2.(firework)(炮兵用的)烟火信号弹 3.to hoist yourself with your own petardorto hoist yourself by your own petard搬起石头砸自己的脚；害人反害己；自食其果；作茧自缚 The Campbell government has been hoisted by its own petard by a lot of its pre-election rhetoric.坎贝尔政府为谋求当选而说的许多空话已经使其自食其果。 |
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