Hexasaccharide
[化] 多聚己糖
🗣️ 情景例句
What subject did you major in university?
你在大学主修的科目是什么？
I ask him to stay at school.
我要求他待在学校。
While I write my pen moves, but the paper keeps still.
我写字时，笔是移动的，纸是静止的。