She tried to commit suicide on several occasions.她自杀过好几次。

It would be political suicide to abstain.弃权无异于政治自杀。

A typical suicide is a middle-aged or elderly man.自杀者通常是中老年人。

According to the army, the teenager said he was on a 'suicide mission' for the movement.军方称, 这名少年说自己当时在为这次运动执行“自杀性任务”。