ADJ
未穿衣服的；裸體的；只穿睡衣的
If you are undressed, you are wearing no clothes or your night clothes. If you get undressed, you take off your clothes.
例句
Fifteen minutes later he was undressed and in bed...
15分鐘后他便穿了睡衣躺在床上了。
He got undressed in the bathroom.
他在浴室里脫了衣服。