The classrooms are built out of reeds and mud with grass thatch.

教室是由芦苇跟泥浆混合而成的，屋顶是用茅草盖的。

youdao

The classrooms are built out of reeds and mud with grass thatch.

教室是由芦苇跟泥浆混合而成的，屋顶是用茅草盖的。

youdao