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...
教学的理论与实践the theory and practice of teaching该校“作为外语的英语教学”有两个模块：即语言教学的原则与方法和应用语言学。The school offers two modules in Teaching English as a Foreign Language, viz. Principles and Methods of Language Teaching and Applied Lingui...
在巷道里, 刨工看见了在起重机下的行星飞机.In the lane, planer saw a planet airplane under the crane.在巷道里,刨工看见了起重机下的行星飞机.In the lane the planer saw a planet airplane under the crane....
画面中一只狐狸正被一群猎狗撕咬得肠子外流。It shows a fox being disembowelled by a pack of hounds.一只鸽子从塔里钻出来，扑扑地拍打着翅膀。A pigeon emerges, wings flapping noisily, from the tower.他给火车撞伤，失去了一只脚。He lost a foot when he was struck by a train....