rust away的意思？

rust away的音标：rust away的英式发音音标为：[rʌst ə'wei]rust away的美式发音音标为：[rʌst ə'we]...

Exposed iron will gradually rust away to powder.放在露天的铁会逐渐锈成粉末.If iron is left exposed to damp air, it will rust away to powder.如果铁暴露于潮湿空气之下就会慢慢生锈腐蚀成碎末的.Unemployment has soared as the hulks of fishing boats rust away on t...