Icthyocolla
[化] 鱼鳔胶
🗣️ 情景例句
Would you like to stay for dinner?
可以留下来吃饭吗？
How much is it by registered mail?
挂号信要多少钱？
What on earth has happened to trouble you so?
到底发生什么事让您如此发愁？