ferrimag

例句：

1. 1. The old car's engine is covered in a thick layer of rust.
   这辆旧车的引擎上覆盖着厚厚的一层铁锈。
2. 2. The paint on the car has started to peel off, revealing the rust underneath.
   汽车上的油漆开始剥落，露出了下面的铁锈。
3. 3.The metal parts are starting to show signs of rust after years of neglect.
   这些金属部件在多年忽视后开始显示出生锈的迹象。