褪

例句：

1. 1. The old clothes have started to fade in color.
   旧衣服的颜色开始褪色。
2. 2. The paint on the walls has faded over time.
   墙上的油漆随着时间的推移已经褪色。
3. 3. He used a bleach to discolor the fabric.
   他用漂白剂给布料上色。