The murder weapon still hasn’t been found.
The officers all carried automatic weapons.
Group pressure is the most powerful weapon we have.
an effective weapon against stress
weapons of mass destruction (=weapons that can kill a very large number of people)
英语词典包含67175条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。