restrain/restraint

restrain /riˈstrein/ vt. 抑制，遏制；阻止，控制(from)：restrain one’s anger (laughter) 克制愤怒(忍住不笑)；restrain oneself from doing sth. 控制自己不做某事阻止 [考句]You should try to restrain your ambition and be more realistic.你应该努力抑制你的野心，变得更加现实一点。

 restraint /riˈstreint/ n. ［u］ 抑制，限制，克制：show great restraint 显示出很强的自制力keep/place/put sb under restraint 控制（强暴分子或疯子）：The two prisoners were kept under restraint while they were transported between prisons.换监狱运送途中，这两个囚犯被严密控制着。without restraint 自由地，无拘无束地：She told me without restraint all about her married life. 她毫无拘束地将全部的婚后生活告诉了我。