反義詞是unarmed，例如：
1、The soldiers were trained in unarmed combat.士兵接受徒手格鬥訓練。
2、 He was alone， and unarmed， and far from any help and the night was closing in.他孤身一人，手無寸鐵，沒有任何幫助而黑夜正在逼近。
3、 They were unarmed， and taken by surprise， and what can two animals do against hundreds?他們手無寸鐵，而且遭到偷襲，兩隻動物怎麼對付得了幾百只呢
