1、雙刃劍 Double-edged sword 。
2、Its a double-edged sword.它(這種技術)實際上是一把雙刃劍 。
3、At the very start, athletic sport is a double blade sword.競技體育從一開始，就是一把雙刃劍
【雙刃劍用英語怎么說 手機是一把雙刃劍用英語怎么說】4、A metaphor used to refer to something that has both advantages and disadvantages, and positive and negative effects.報復本身就是一把雙刃劍, 你放過他吧 。
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