Chitin
n. 几丁质, 壳多糖\\n[化] 壳多糖; 几丁质; 甲壳质
🗣️ 情景例句
Yes. Very much.
是的， 非常爱。
John's parents will rejoice at his safe return.
约翰的双亲会因他的安然归来而惊喜万分。
Are there any children in the room?
屋子里有小孩吗？