The box is full of books,it's too h____.Could you help me ,please?请解释句子意思)

问题描述:

The box is full of books,it's too h____.Could you help me ,please?请解释句子意思)

The box is full of books,it's too heavy.Could you help me ,please?
箱子里装满了书,太沉了,能不能帮忙抬一下