白布

例句：

1. 1. The dress is made of pure white cotton.
   这件连衣裙是用纯棉制成的。
2. 2. She used a piece of white cloth to clean the table.
   她用一块白色布来擦桌子。
3. 3. The white cloth was stained by the rain.
   那块白色布被雨水染湿了。