double-edged

詳細解釋：

dou.ble-edged

adj.（形容詞）
Having two cutting edges:
* 的：
例句：
a double-edged blade.
一個 * 刀片

Effective or capable of being interpreted in two ways:
兩種結果的：兩重結果的或可作雙重解釋的：
例句：
double-edged praise.
雙重意義的表揚

Having a dual purpose:
雙重目的的：
例句：
combat troops with a double-edged mission.
要完成具有雙重目的之任務的戰鬥部隊