多啦X梦521
双刃剑 Double-edged swordIt's a double-edged sword.它(这种技术)实际上是一把双刃剑。 At the very start, athletic sport is a double blade sword.竞技体育从一开始,就是一把双刃剑A metaphor used to refer to something that has both advantages and disadvantages, and positive and negative effects. 报复本身就是一把双刃剑, 你放过他吧。
西安指纹锁
最普通:Every coin has two sides.较好用法:Anything is a double-edged sword 高级用法:Every cloud has a sliver lining. A rose has its thorns. For every plus there is a minus.
泡芙小工坊
楼上几位说的没错,但是都是它的直意!双刃剑 Double-edged sword 此外,在英文中有个最地道的说法是 a mixed blessinga mixed blessing 有利有弊的事物/双刃剑
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