3 sentences

1. 他手无寸铁。

   tā shǒu​wú​cùn​tiě.

   He is completely unarmed.

   Source: Dong Chinese Dictionary

2. 面对武装袭击，那些手无寸铁的平民根本无法反抗。

   miàn​duì wǔ​zhuāng xí​jī, nà​xiē shǒu​wú​cùn​tiě de píng​mín gēn​běn wú​fǎ fǎn​kàng.

   In the face of an armed attack, those unarmed civilians were unable to resist.

   Source: Dong Chinese Dictionary

3. 你忘了几个世纪来他们对手无寸铁的农民做了什么吗？

   nǐ wàng le jǐ gè shì​jì lái tā​men duì shǒu​wú​cùn​tiě de nóng​mín zuò le shén​me ma?

   Have you forgotten what they did to the defenseless peasantry for centuries?

   Source: OpenSubtitles