Refers to window curtains, drapes, or stage curtains. A common everyday word.
When I opened the curtains in the morning, it was nice weather.
新しいカーテンを買って、部屋の雰囲気が変わった。
I bought new curtains and the atmosphere of the room changed.
Please close the curtains when it gets dark.
The first thing I do when I wake up is open the curtains.
He drew the curtain from the wings of the stage.
I hung a curtain on the window.
curtain ring