- 允许…离开：
He was discharged from hospital.(或He discharged himself from hospital.)
他出院了。
The students were discharged early from school.
学生们早放学了。
- 退伍：
He was discharged from the army on account of disablement.
他因伤残而退伍了。
- 被解雇；被免职：
He was discharged from office.
他被免职了。
- 被释放：
The prisoners were discharged from the detention camp.
囚犯们从拘留营获释了。
- 从…卸货：
They discharged a cargo from a ship.
他们从船上卸下货物。
- 从…射出：
to discharge a stone from a sling
用弹弓射石子
to discharge an arrow from a bow
射箭