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....
I'll dish up and you can grate the Parmesan.我来上菜，你把帕尔马干酪磨碎。Parmesan is a generic term used to describe a family of hard Italian cheeses.帕尔玛干酪是意大利硬奶酪的通称。Penne with traditional meat sauce, grated Parmesan and parsley....
从猫, 狗, 狐狸和燕八哥的粪便中回收到了TGE病毒.TGE virus was recovered from the feces of the cats, dogs, foxes and starlings.这只八哥特别聪明.This myna is smart.我家的八哥会学舌.My myna bird can imitate what people say....
当你正在寻找出口的时候,避免碰触长钉.Avoid touching the spikes while you are searching for the exit.你要用劲才能把这些长钉敲进去.You have to use strength to drive these long nails in.眼窝象是打破的黑窗户, 弯曲的长钉般的牙齿,跟Simon的手一样长.The eye - holes were broken black w...