?澍宸廴狈?蛋彼幔0蛋氨酸和亮氨酸.Cottonseed meal is deficient in lysine, methionine and leucine.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 principal precursor of alanine , as well as leucine and valine, is pyruvate.饰胶蛋白聚糖(Decorin,D...
Suellen, bridling , always asked news of Mr. Kennedy.苏伦也克制着经常探询肯尼迪先生的情况.We noticed sever al men loitering about the bridling last night.昨天夜里我们看到有几个人在楼附近荡来荡去....
他连续跳级，18岁时就以全美优等生联谊会成员的身份从肯塔基大学毕业。Moving rapidly through school, he graduated Phi Beta Kappa from the University of Kentucky at age 18.三四年级的学生相互合作,为联谊会布置体操馆.The third and fourth grades teamed up to decorate the gym for t...