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
First, they have an excellent School of Journalism.
首先 ，那儿有个很优秀的新闻研究所。
I ask him to stay at school.
我要求他待在学校。
I realized that they would be very worried, but that they would trust our good sense, wherever we were.
我想他们会很担心，但是无论我们在什么地方，他们都会相信我们的处事能力。