Cách sử dụng
The word "indoor" is used to describe something that is inside a building. For example, you might say "indoor swimming pool" to describe a pool that is located inside a building rather than outside. You could also use it to talk about activities or sports that are done inside, like "indoor soccer" or "indoor rock climbing." Basically, anytime you want to describe something that is located or happening inside a building, you could use the word "indoor."