Chitin
n. 几丁质, 壳多糖\\n[化] 壳多糖; 几丁质; 甲壳质
🗣️ 情景例句
The Watermill Inn.
Watermill Inn。
That's all for today.
今天就讲到这里。
modern states 'invest'in institutions of learning to get back 'interest'
现代国家对教育机构投资，收回的"利息