生锈的

例句：

1. 1. The old car's engine is rusting badly.
   这辆旧车发动机锈得很厉害。
2. 2. The painton the wall has started to rust.
   墙上的油漆开始生锈了。
3. 3. Themetal was exposed to theelements for too long, causingit to rust.
   金属暴露在空气中时间过长，导致它生锈。