英语词汇reaction怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	reaction
释义	reaction /rɪˈækʃən/ n. 1.(response)反应；回应 The sport requires very fast reactions.这项运动要求反应速度极快。 reaction to sth对…的反应 Reaction to the visit is mixed.对这次访问的反应不一。 a reaction against sth反对…；抵制… All new fashion starts out as a reaction against existing convention.所有新时尚都是从打破现有常规开始的。 Usage Note reaction既可以指立即的反应，如：her reaction was one of amazement(她的反应是诧异),也可以指深思熟虑后以声明形式做出的回应,如: the Minister gave his reaction to the court's decision(针对法庭裁决,部长发表了声明进行回应)。但有人认为后一种用法是不正确的。 2.【医】(to drug, treatment, allergen)过敏反应；不良反应 reaction to sth对…的过敏反应；对…的不良反应 an allergic reaction to penicillin青霉素过敏反应 3.【化】化学反应 Catalysts are materials which greatly speed up chemical reactions.催化剂是可以大幅加速化学反应的物质。 4.【政】(opposition to change)反对；反动；抵制 the forces of reaction反动力量；抵制力量 their victory against the forces of reaction and censorship他们取得的反抗保守势力和审查制度的胜利 5.【物】(opposite force)反作用力 6.【股】回落
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