indoor
1.室内的,户内的
an indoor tennis court 室内网球场
2.在室内使用的;在室内进行的
indoor clothes 室内服装
Badminton is an indoor game.羽毛球是一种室内运动.
indoors.在室内,在屋里;往室内
It's raining now.You had better stay indoors.