Heterooligosaccharide
杂寡糖
🗣️ 情景例句
Mike and I had a hamburger at the diner. Mike
和我在火车厢餐厅那里吃了汉堡。
Cindy's sister is coming to stay with her a week from tomorrow.
辛迪的妹妹从明天起一个星期以后将过来和她住在一起。
What time is it?
几点了？