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...
I worked stocking shelves in a grocery store.我在一家杂货店工作，负责为货架上货。He was employed at the local grocery store as a delivery boy.他受雇于当地杂货店当送货员.Grocery stores sell many foods that have been processed.食品杂货店出售多种加工食品....
I don't object to the children going with us.我不反对孩子们和我们一道去.I object to being repeatedly dropped on in this manner.我反对用这种方式屡次被挑中.Do you object to my speaking to him about it?我去和他谈谈这事,你有意见 吗 ?...
The main body structure was delphinidin and cyanidin.其主体结构是失车菊素和飞燕草素.Grape pip extract is taken from red grapestones and the main component is pro - cyanidin.葡萄籽萃取自红葡萄种子,最主要的成份是前花青素.The major anthocyanins in purple sweet...