To act in a manner opposite to some former action. 反抗；反攻((on; upon))。 Tyranny reacts upon the tyrant. 暴君将因其苛政而遭到反抗。 To respond to an influence or stimulus. 反应；感应((to))。 A cold bath makes the skin react. 冷水浴使皮肤起反应。 To exert mutual chemical action. 【化】起化学反应((on))。 Acids react on metals. 酸对金属产化学反应。 To resist the action of a body by an opposing force. 【理】反动；反作用((against))。 adj. reactive. adv. reactively. |