free: implies a usually permanent removal from whatever binds, confines, entangles, or oppresses: ~d the animals from their cages.


release: suggests a setting loose from confinement, restraint, or a state of pressure or tension: ~d his anger by exercising.


liberate: stresses particularly the resulting state of freedom: ~d the novel from Victorian inhibitions.


emancipate: implies the liberation of a person from submission or domination: labor-saving devices that ~d women from housework.


manumit: implies emancipation from slavery: the proclamation ~ted the slaves.


free释放: 永久免于束缚压制，release释放: 放松限制压力(可能是暂时)，liberate解放: 强调自由的结果，emancipate: 专指将人解放，manumit: 专指将奴隶解放


记忆方法: 1) 首字母FRLEM联想为FREe Mother Land使祖国获得自由<==解放

         2) 解放的意思是使摆脱束缚mean to set loose from restraint or constraint.