Agaropectin
琼脂胶
🗣️ 情景例句
We have a wide connection in U.S.A.
我们在美国各地有广泛业务关系。
He is wise that knows when he's well enough.
知足的人是聪明的人。
What on earth has happened to trouble you so?
到底发生什么事让您如此发愁？