detonator

名词 detonator:

1. a mechanical or electrical explosive device or a small amount of explosive; can be used to initiate the reaction of a disrupting explosive
   同义词：detonating device, cap

det.o.na.tor

n.（名词）
A device, such as a fuse or percussion cap, used to set off an explosive charge.
引爆器：用来引爆炸药的装置，例如引线或火帽等
An explosive.
炸药