Hundreds of years later, people developed a new kind of schoolbag called the budai, or the "hip pocket".

几百年后，人们发明了一种新的书包，称为布袋，或“臀部口袋”。

youdao

Hundreds of years later, people developed a new kind of schoolbag called the budai, or the "hip pocket".

几百年后，人们发明了一种新的书包，称为布袋，或“臀部口袋”。

youdao