In the reaction of acetylation and nitration 1,2 ? dichloroethane was used as solvent.在乙酰化、硝化反应中引入了1,2-二氯乙烷溶剂.Polyurethane demulsifier for crude oil were prepared from polypropylene glycol, xylene, toluenediiso - cyanate...
Lead is more solvent in acidic water.铅在酸性水中更易溶解。We must cut back on expenditure in order to remain solvent.我们应减少开支,以备急用.Gasoline is a solvent liquid which removes grease spots.汽油是一种能去掉油污的有溶解力的液体....
Her bed was screened off from the other patients.她的病床用屏风与其他病人隔开。I judged it to be one of the worst programmes ever screened.我认为这是有史以来播出的最烂的节目之一。The company screened out applicants motivated only by money.该公司剔除了那些一心向钱看的申请...
This is not Doctor Malcolm, he is an impostor.这不是马尔科姆医生, 他是骗子.It may be, you think me an impostor.您也许以为我是冒名顶替的.I feel like a lousy impostor.我感到自己象个不伦不类的冒名顶替犯....