Alanine appears to be the preferred amino acid in the transamination.丙氨酸在转氨作用中似乎是更好的氨基酸.In plant cells the principal precursor of alanine , as well as leucine and valine, is pyruvate.植树细胞中丙氨酸和亮氨酸 、 缬氨酸的主要前体是丙酮酸.And in is...
September is here, bringing with it a chill in the mornings.9月到了,早晨已有了寒意.The South African mailboat arrived on Friday mornings unless bad weather intervened.除非受恶劣天气干扰，南非邮船一般在星期五上午抵达。In the mornings the sky appeared a hea...
I refused to wear headphones because they can perforate your eardrums.我不愿戴耳机，因为它可能会使鼓膜穿孔。In advanced stages the opaque corneas may ulcerate and even perforate.在疾病后期,不透明的角膜可能产生溃疡,甚至穿孔.The Ascaris adults may perforate a su...
Globalisation is a catch-all to describe increased international trade.“全球化”是个泛称，用以描述增进了的国际贸易。Official handouts describe the Emperor as "particularly noted as a scholar".官方印发的材料将皇帝描述为“尤以学识渊博而著称”。Even his closest allies d...
Alexander Graham Bell was the inventor of the telephone.亚·格·贝尔是电话的发明人.'He speaks English,' she said to Graham. 'I gathered that.'...“他会说英语，”她对格雷厄姆说，“我料到了。”The play is based upon a novel by Graham Gree...