触发引信 chù fā yǐn xìn

DEFINITIONS

  1. an impact detonator

CHARACTERS

触 chù
HSK 5
butt, ram, gore; touch
发 fā
HSK 3
issue, dispatch, send out; hair
引 yǐn
HSK 4
to pull, draw out, attract; to stretch
信 xìn
HSK 3
trust, believe; letter