new sheet

例句：

1. 1. We need to wash the new sheets before we sleep.
   我们需要在睡觉前洗新床单。
2. 2. The hotel provided us with a new sheet for our room.
   酒店为我们的房间提供了新的床单。
3. 3. She carefully folded the old sheets and put them in the laundry basket.
   她小心地折叠旧床单，把它们放进洗衣篮里。