Fitted sheet
01
フィットシーツ, ゴムシーツ
a bed linen made of elasticized fabric that is designed to fit snugly over a mattress, with the corners of the sheet shaped to fit over the four corners of the mattress
例
She pulled the fitted sheet tightly over the mattress to make sure it stayed in place.
彼女はマットレスの上にフィットシーツをきつく引っ張り、所定の位置に留まるようにした。
