触发引信 Traditional 觸發引信 chù fā yǐn xìn 🔊 an impact detonator + Keep this word Meanings chù fā yǐn xìn 觸發引信 an impact detonator Its characters 触chùto touch发fāto send outHSK 3引yǐnto draw (e.g. a bow)HSK 6信xìnletterHSK 3