It was always appealing when a character is hoist on his own petard.

当一个角色被吊在自己时，它总是很吸引人。

How's that? How did I do? Do you know what a petard is?

怎么样？我做得如何？你知道什么是火枪吗？

As Shakespeare puts it, they were hoisted or blown into the air by their own petard.

正如莎士亚所言，他们被自己诡计所害，自食其果。

And the fact that this was the committee that was going to quite possibly hoist Terry Truman on his own petard, which never happened.

事实上， 这个委员会可能会让·鲁门自食其果，尽管这种情况从未发生。

How I picture a petard is some kind of medieval weapon that's sort of like a spear or a halberd or a pike, and that somehow you're hoisted on it in some kind of jousting accident.

我想象中火枪是一种中世纪武器，有点像长矛或戟或pike，然后在某种武事故中，你被抬到上面了。