饮弹

yǐn dàn zì jìn

饮弹自尽

commit suicide by shooting oneself

tā yǐn dàn shēn wáng le

她饮弹身亡了

She is killed by a bullet.

zhì jīn shàng bù qīng chu tā jiū jìng shì yǐn dàn zì shā hái shì bèi móu shā

至今尚不清楚他究竟是饮弹自杀还是被谋杀。

To this day, it's unclear whether he shot himself or wasmurdered.