1. 允許…離開(醫(yī)院、軍隊);(從監(jiān)獄)釋放
    When someone is discharged from hospital, prison, or one of the armed services, they are officially allowed to leave, or told that they must leave.

discharge的意思

    e.g. He has a broken nose but may be discharged today...
           他鼻梁斷了，但或許今天就能出院。
    e.g. You are being discharged on medical grounds.
           出于健康原因你將會退伍。

2. 履行（職責(zé)）；完成（任務(wù)）
    If someone discharges their duties or responsibilities, they do everything that needs to be done in order to complete them.

    e.g. ...the quiet competence with which he discharged his many college duties.
           他得以勝任眾多大學(xué)職務(wù)的那種內(nèi)秀

3. 清償(債務(wù))
    If someone discharges a debt, they pay it.

    e.g. The goods will be sold for a fraction of their value in order to discharge the debt.
           貨物將被賤價賣出以清償債務(wù)。

4. 排出;使流出;放出
    If something is discharged from inside a place, it comes out.

discharge

    e.g. The resulting salty water will be discharged at sea...
           所產(chǎn)生的鹽水將被排入大海。
    e.g. The bird had trouble breathing and was discharging blood from the nostrils.
           那只鳥呼吸困難，并且鼻孔里還在流血。

5. （物質(zhì)的）放出，排出
    When there is a discharge of a substance, the substance comes out from inside somewhere.

    e.g. They develop a fever and a watery discharge from their eyes...
           他們開始發(fā)燒，眼睛里分泌出一種水狀物。
    e.g. All discharges and disposals of radioactive waste from Springfields were within relevant limits.
           斯普林菲爾德所有放射性廢料的排放和處理都在限定的范圍之內(nèi)。

6. 擊發(fā)(槍、炮)
    If someone discharges a gun, they fire it.

    e.g. Lewis was tried for unlawfully and dangerously discharging a weapon.
           劉易斯因非法和不安全的開槍而受到了審判。