set a thief to catch a thief

动词 v.

英文释义

动词 v.
  1. To employ an unscrupulous person in order to catch another unscrupulous person.
    — The morality of setting a thief to catch a thief passes muster in the English force; but they do these things better in America. Pinkerton's system for the detective police in America is vastly superior to the British system.

词形变化

6 次浏览 数据来源: Wiktionary