丙氨酸在转氨作用中似乎是更好的氨基酸.Alanine appears to be the preferred amino acid in the transamination.标记的莽草酸迅速地转变成苯丙氨酸.Labelled shikimic acid is reality converted to phenylalanine.植树细胞中丙氨酸和亮氨酸 、 缬氨酸的主要前体是丙酮酸.In plant cells the princip...
He turned with a little nod and I watched him walk away.他边点了点头边转过身，我看着他走了。The dancers began to walk away from the floor.跳舞的人们开始离开舞池。I saw them walk away and felt absolutely desolated.我看到他们走开了，感到万分悲凉。...
Self-consciously she fingered the emeralds at her throat.她局促不安地摸抚着脖子上的绿宝石。He fingered the few coins in his pocket.他拨弄着口袋里的几枚硬币。He fingered his jaw thoughtfully.他若有所思地摸着下巴....