They were principally used to catalyze aldol, allylation, Diels - Alder, ene and Friedel - Crafts reactions.它们主要被用来催化Aldol, 烯丙基化, Diels-Alder, Ene和 Friedel -Crafts等反应.They are highly specific for the reactions that they ...
Any unexpected circumstance that arises may catalyze a sudden escalation of violence.任何突如其来的情况都可能造成暴力骤然升级。They are highly specific for the reactions that they catalyze.它们对被它们催化的反应有很强的专一性.Any of a group of enzymes that ca...
那个长靠椅该扔掉了.The old settee will have to go.买了一套三件的家具,一张长靠椅 、 一张扶手椅及一张矮茶几.We bought a three - piece suite consisting of settee, an armchair coffee table.我们买了一套三件的家具,包括一张长靠椅 、 一张扶手椅及一张矮茶几.We bought a three - piece suite cons...
“经”的英语可以翻译为：[纺]warp，[中医]channels，[地理]longitude，scripturemanage，deal in，[书]hang oneself，engage in（透过） as a result of，after，through（历久不变的； 正常） constant，regula...
When I suggested a drink, she coughed disapprovingly.我提议喝一杯时, 她咳了一下表示反对.He shook his head disapprovingly.他摇了摇头,表示不赞成.She had a small, mean mouth that curled disapprovingly each time her husband wrote something in his dia...
Bombing had made roads and railways unusable.轰炸导致公路和铁路都无法通行。The point of degradation, due to attenuation or distortion, at which a signal becomes unusable.由于衰减或失真使得信号变得不能使用的那个退化点.Mortality is the number or volume of tree...