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
a sword with two bladesa double-bladed sword
双刃剑 Double-edge swordThe term double-edged sword can be used as an expression for anything that can simultaneously help and hinder.....................................
a sword with two bad
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