Polyoses
[生化]多糖, 聚糖
??? 情景例句
You look much younger than ... years old.
你看起來比……年輕多啦。
I always used to ask him a lot of questions.
我過去總是問他很多問題。
I beg your pardon?Who's climbing the tree?
你說什么？誰在爬樹？