Cách sử dụng
'Upstairs' is a word used to describe a location that is above you. For example, if you are in a house that has multiple levels, the upstairs is the floor above you. This word can also be used to describe the act of moving to an upper level. So, if someone asks you to come upstairs, they are asking you to move to a higher level of the building. 'Upstairs' can be used in many different contexts, such as in a home, office building, or even a store. It is a common word that is used in everyday conversation, so it is important to understand its meaning and usage.