reaction
[ri'æk.ʃən] noun
BEHAVIOUR 反应
ESSENTIAL countable
■behaviour, a feeling or an action that is a direct result of something else 反应；回应•I love to watch people's reactions when I say who I am.我喜欢观察人们在听到我说出我是谁时的反应。 •There has been an immediate/widespread/hostile reaction against the government's proposed tax increases.人们对政府的增税计划迅速作出了反应／政府的增税计划引起了广泛的反应／政府的增税计划遭到了反对。 •Reactions to the proposal so far have been adverse/favourable/mixed.到目前为止，人们对该计划一直持反对态度／表示支持／反应不一。 reactions [plural]
■someone's ability to act quickly when something happens （对突发事件的）反应能力，反应灵敏度•You need to have quick reactions to play these computer games.玩这些电脑游戏要反应灵敏。 countable usually singular
■a type of behaviour or opinion that is produced or held with the intention of being different from something else 反对；抗拒；对抗•Her left-wing views are a reaction against the conservatism of her parents.她的左翼观点是对父母保守主义政见的一种对抗。
[ri'æk.ʃən] noun
UNPLEASANT EFFECT 不良反应
ADVANCED countable
■an unpleasant effect resulting from eating particular things or taking particular drugs （对食物、药物等的）不良反应，过敏•Some people have an allergic reaction to shellfish.有些人吃贝类会有过敏反应。
[ri'æk.ʃən] noun
SCIENCE 化学
countable or uncountable
■when two or more substances react with and change each other 化学反应•a chemical reaction（化学反应中的）反应体，反应物
[ri'æk.ʃən] noun
NO CHANGE 没有变化
uncountable disapproving
■the belief or principle that there should be no social or political change, and the attempt to stop such change from happening 反动；保守；守旧•We must not allow reaction to stand in the way of progress.我们一定不能让保守主义成为前进道路上的绊脚石。 |