In the presence of ethanonitrile and glycol, anisole reacts with ammonium ceric nitrate to form o - nitroanisole.在乙腈、聚乙二醇存在下, 用苯甲醚与硝酸铈铵反应合成了邻硝基苯甲醚.The alkylation of anisole with tert - butanol in hexane solution was inve...
汽油检测系统由毛细管节流器组成.The gasoline detection system consists of a capillary restriction.这由一根与汞池相连的毛细管所构成.This consists of a capillary connected to a mercury reservoir.双毛细管比重瓶是一种用于精确测量液体密度的仪器.The bicapillary pyonometer is a too...
I owe them a debt that cannot easily be repaid.我欠他们一笔钱，不容易偿还。The business quickly repaid the initial outlay on advertising.这家公司很快偿付了初期的广告费。She doesn't intend to be repaid to her kindness.她不图回报她的好心....
He is no stranger to controversy.他是个颇具争议的人物。That is an ironclad fact that is beyond controversy.这是铁的事实,无庸置辩.Legislation to that effect created fierce controversy both in Parliament and outside...那类立法在议会内外都引起了激烈的争论。Becaus...