bed sheets 床单
a sheet of paper 一张纸
sheet of metal 金属薄板
A: Did you wash the bed sheets today?
A：你今天洗床单了吗？
B: Yes, they are drying in the sun.
B：洗过了，正在阳光下晾着。
1) 床单
2) 大张的纸
3) 薄片
1. 床单
2. 张；薄片
noun
1. Large, thin pieces of material, such as paper, fabric, or metal.