现已确定赖氨酸的生物合成有两条相互独立的途径.Two mutually exclusive pathways of lysine biosynthesis have been established.其他使之独特的特点是它的羟基赖氨酸含量.Other features which make it unique are its content of hydroxylysine.大量的胱氨酸、精氨酸 、 赖氨酸和鸣氨酸被排出.Large a...
How dare you talk back to me!你竟敢跟我顶嘴!Don't talk back to your mother like that!不许和妈妈那样顶嘴.Not wanting to talk back either, he simply glared.也不愿还口.他只瞪了她一眼....
我们超众的技术是我们的法宝。Our superior technology is our ace in the hole.说时迟那时快, 跛足的老鼠一把抓住宝贵的法宝.Quick as a wink , the lamemouse snatched up the precious talisman.而所有的法宝, 都集中于内容二字.And all a magic weapon, center at content 2 words....