commit suicide 自殺
to commit suicide 自殺 to commit suicide 自殺 自尋短見(jiàn) attempt suicide; commit suicide 服毒自殺 commit suicide by taking poison 畏罪自殺 commit suicide to escape punishment 懸梁自盡 commit suicide by hanging oneself from a beam; hang oneself 自刎 commit suicide by cutting one's throat; cut one's throat
若死因存在于人體之上或之內(nèi)（主要指疾病、衰老等自身的原因),一般用介詞 of.如：die of illness (heart trouble, cancer, a fever, etc) 死于疾病 (心臟病,癌癥,發(fā)燒等)
若死因不是存在人體之內(nèi)或之上,而是由環(huán)境造成的(主要指事故等方面的外部原因),一般用介詞 from . 如： die from an earthquake (a traffic accident, a lightning, a stroke, etc) 死于地震(交通事故,雷擊等)

若死因是環(huán)境影響到體內(nèi),即兩方面共有的原因,則可用 of, from 均可.如：die of [from] a drink ( a wound, overwork, starvation, hunger and cold, etc) 死于飲酒(受傷,勞累過(guò)度,饑餓,饑寒等)