Fibroin
n. (丝心)蛋白\\n[化] 丝心蛋白
🗣️ 情景例句
that will bring parents and teachers together once a week
让家长们及教师每星期一次
No need to discuss!
免谈！
That's nice. Is it new?
挺漂亮的，是新的吗？