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...
She sighed, then continued in a soft, calm voice.她叹了口气，然后继续用温柔、平静的声音说下去。He tipped his head to one side and sighed dramatically.他把头歪向一边，重重地叹了口气。"Oh, sorry. I forgot." — "Everyone forgets," the girl sighed.“哦，对不起，我忘了。”——“每...
He had a denture that he took out at night.他有一副假牙，晚上摘掉不戴。Objective To increase the retention and stability of traditional removable partial denture.目的:改进常规可摘局部义齿设计的不足,增进固位、稳定.This is a user - friendly guide to the princi...
He thought he could fool people with transparent deceptions.他以为他能用那些可以一眼看穿的鬼把戏愚弄人。The poem's comic allegory was transparent.该诗的喜剧讽喻法是显而易见的。The insect's wings are almost transparent.这昆虫的翅膀几乎是透明的。...