Polysaccharose
n. 多糖\\n[化] 多糖
🗣️ 情景例句
Hei mister, I'm lost.
先生我迷路了。
No, it isn't. It's a bus.
不，那是一辆公共汽车。
Visitors have been asked to keep the woods clean and tidy.
游客已被告知要保持树林的整洁。