stamps

例句：

1. 1.The stamp collector has a collection of rare stamps from around the world.
   集邮爱好者收藏了来自世界各地的珍稀邮票。
2. 2. The stamps were used to mark the boundaries of the country.
   这些邮票用于标记国家的边界。
3. 3. The stamps are made from different materials and have various designs.
   这些邮票由不同材料制成，并具有各种设计。