The carbohydrate portion is made of gala ctose, glucosamine, fucose and sialic acid.碳水化合物部分由半乳糖,葡糖胺, 岩藻糖和唾液酸组成.Glucosamine ( from glucose ) is one of the commonest amino sugars.氨基葡萄糖 ( 来自葡萄糖 ) 是最常见的氨基糖之一.OBJECTIVE To stu...
Bessie, resplendent in royal blue velvet, was hovering beside the table.贝茜身穿华丽的深蓝色天鹅绒衣服，在桌旁徘徊。She was wearing a white ruffled blouse and a blue velvet skirt.她穿着一件有花边的白色上衣和一条蓝色天鹅绒裙子。The curtains and the coverlet of the be...