它最先是由苯甲酸脱羧而得到的.It was originally obtained by decarboxylation of benzoic acid.这个脱羧作用是由谷氨酸脱羧酶催化的.This decarboxylation is catalysed by the enzyme glutamic acid decarboxylase.粘土矿物能催化脱羧基作用是早已认识到的问题.The ability of clay mineral...
The total resources utilized by a species are considered the term ecotope.物种所利用的总资源的所在地被认为是生态区.Subterranean rodents are rodents which live in special ecotope.[中英文摘要]地下鼠是一类生活在特殊生境中的啮齿动物,是研究动物适应进化的理想材料....
Stocks seesawed ever lower until prices found some new level of equilibrium.股票在震荡中进一步下跌,直到股价达到某个新的平衡点。He seesawed between two opinions.他在两种意见之间举棋不定.The Tokyo stock market seesawed up and down.东京股市涨落不定。The score seesawed....