letter bomb

• 书信炸弹(指装在信封内的爆炸物)

英英释义

Noun:

1. a thin explosive device inside an envelope or package and detonated when opened

Verb:

1. send an explosive to;

   "The Unabomber letter bombed a number of individuals and institutions"
   

近反义词

【近义词】

• parcel bomb 包裹炸弹; 邮包炸弹...