rust of peach

例句：

1. 1. The old car's paint is starting to rust.
   这辆旧车的车漆开始生锈了。
2. 2. The metal has been exposed to the elements for too long, causing it to rust.
   金属暴露在元素中太久，导致它生锈。
3. 3. The rust on the metal surface is visible under a microscope.
   金属表面的锈在显微镜下是可见的。