reaction作名词，它的动词是react
reaction做名词释义之一 You reaction to something that has happened or something that you have experienced is what you feel， say， or do because of it. 反应
例句 Reaction to the visit is mixed. 对这次访问的反应不一。
react 作动词用 释义之一 When you react to something that has happened to you， you behave in a particular way because of it. 作出反应
例句 The reacted violently to the news. 他们对这条新闻反应强烈。
