Cách sử dụng
The expression "pack up" means to gather and store things in preparation for leaving a place. For example, if you are going on a trip or moving to a new house, you would pack up your clothes, books, and other belongings in boxes or suitcases. It can also mean to end an activity or event, such as "let's pack up and go home" at the end of a picnic or party. So, whenever you need to gather your things and leave a place or end an activity, you can use the expression "pack up".