Noun:

1. a state of deterioration in metals caused by oxidation or chemical action

2. erosion by chemical action

rustn.铁锈；锈菌；赤褐色vi.生锈；变成锈色vt.使 ... 生锈；损害

lossn.遗失；丧失；损失；失败；失落；死亡

erosionn.腐蚀；侵蚀；减少，流失

weatheringn.风化动词weather的现在分词形式.

decayv.(使)衰退；(使)腐败；(使)腐烂n.衰退；腐烂；腐败

deteriorationn.恶化；退化；变坏

decompositionn.分解；腐烂；变质

oxidizationn.氧化作用；生锈

corrodingv.腐蚀；侵蚀；损害

1. They are sprayed with oil to prevent corrosion.
   它们被喷了油以防止侵蚀。
2. Some substances resist corrosion by air or water.
   有些物质可以抗空气或水的腐蚀。
3. Clean off any corrosion before applying the paint.
   先除去所有的锈迹再上油漆。