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
How much do I owe you?
我应付你多少钱？
Strong reasons make strong actions.
理由充足，行动就坚决。
No, look, it says Closed. It's not open this morning.
不对，看！写着“关门”的，今天早上不开。