Chitosan
[药]壳聚糖, 脱乙酰壳多糖, 脱乙酰几丁质, 聚氨基葡萄糖
🗣️ 情景例句
In what subject did you get the highest marks?
你哪门科目得分最高？
This is a highly controversial subject.
这是一个颇有争议的题目。
Your English is incredibble.
我真不敢相信你的英语。