Most direct substitution of groups bound to an aromatic nucleus is limited to diazonium salts.大多数连于芳核能被直接取代的基团仅限于重氮盐.Severe steric effects at the reactive carbon would impede the substitution.大的立体效应阻止在碳上的取代.We use saccha...
In my experience a straight substitution of carob for chocolate doesn'twork.根据我的经验，用角豆制品直接代替巧克力行不通。We use saccharin in substitution for sugar.我们用糖精代替糖.Substitution, No.3 for No.4.换人,4号下, 3号上....
切葱头辣眼睛.When you slice an onion, it makes your eyes sting.如果你在蔬菜里加点葱头盐, 就会更好吃一些.If you salt the vegetables with a little onion salt, they will taste better.圆葱 、 芹菜 、 卷心菜、葱头 、 苹果、小萝卜 、 蒜 、 蘑菇 、 去掉种子的橄榄等.Common onion, celer...
他被指控滥用秘密的政府行贿基金，金额达1,750万美元。He's accused of misusing $17.5 million from a secret government slush fund.他们声称美国政府提供的1,650万美元资助到他们手上时已所剩无几。They claim that little of the $16.5 million dollars in aid sent by the US gover...
VOICE : That fact contradicts Dawkins'charge that Christianity hinders science.与道金斯相反的事实,用来指控基督教阻碍科学.Ownership structure contradicts inconsequently, restricted the development that saves economy completely greatly.所...
Why are Geography, Drama, Art and English in the ascendant?为什么地理、戏剧、艺术和英语逐渐受宠？His star was in the ascendant.他那时正在走运.Her star seems very much in the ascendant.她看来吉星高照.City police expresses east, current, network bilk case...
She tried to forget that sometimes she heard them quarrelling.她尽量不把有时听到他们争吵的事放在心上。We ought not to be quarrelling now.我们现在不应该吵架。I know you've been quarrelling a good deal lately.我知道你们近来时常吵嘴....
...a Hollywood film, The Secret of Santa Vittoria, directed by Stanley Kramer and starring Anthony Quinn.由斯坦利·克雷默导演、安东尼·奎因主演的好莱坞影片《圣维多利亚的秘密》Glycoproteins act as important antigenic determinants to which host immunity is ...