n.侵蝕；腐蝕；銹蝕
Some substances resist corrosion by air or water. 有些物質(zhì)可以抗空氣或水的腐蝕。
Clean off any corrosion before applying the paint. 先除去所有的銹跡再上油漆。
adj.抗蝕的；不銹的
[機(jī)] 防蝕
n.防腐蝕
