他关闭公司投身政治。He closed down the business and went into politics.像这种地方最好一直关闭。It'd be better for a place like this to remain closed.关闭文件时要同时按键盘上的CTRL键和W键。To close your document, press CTRL+W on your keyboard....
His coat was a somber brown.他的衣服是暗棕色的.He had a somber expression on his face.他面容忧郁.She was dressed in somber black.她穿一身灰黑色衣服.He was a post - impressionist painter whose early works somber, dark colors.他的早期作品说明他是一名后印象派画家....
碳水化合物部分由半乳糖,葡糖胺, 岩藻糖和唾液酸组成.The carbohydrate portion is made of gala ctose, glucosamine, fucose and sialic acid.几丁质是N - 乙酰葡糖胺.Chitin is a polymer of N - acetylglucosamine.目的调查葡糖胺对慢性腰背痛和退行性腰椎骨关节炎病人的治疗效果.Objective To invest...