Take one of the tranquillizers; it will settle your nerves.吃一片镇定药吧, 它会安定你的神经.His doctor took him off tranquillizers.医生让他停止服用安定药.She went to her doctor, who offered to put her on a course of tranquillizers.她去看医生，医生建议她服用一个...
这是因为氯磺化反应存在位阻效应的缘故.This was due to hindered reaction in the chlorosulfonation.气体有效浓度增加,氯磺化反应速率增加,氯气和二氧化硫的体积配比以1∶1为佳.The rate of chlorosulfonation increased with increasing concentration of the gaseous mixture.而氯磺化聚乙烯产品具有...
懒惰兼无能的警官令公众失望。Lazy and incompetent police officers are letting the public down.这是多么懒惰、冷漠、不敬业的态度！Of all the lazy, indifferent, unbusinesslike attitudes to have!他的懒惰是出了名的。He was noted for his indolence....