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
I would like to buy a diamond necklace for my wife.
我想为我的妻子买一条钻石项链。
Don't forget to look after him.
不要忘记照料他。
How long has Kate been at her school?
凯特进校学习有多长时间了？