| 单词 | rust |
| 释义 | noun | verb rustrust1 /rʌst/ ●○○ noun [uncountable] 1science the reddish-brown substance that forms on iron and steel when they get wet: Clean and oil gardening tools to prevent rust.2a plant disease that causes reddish-brown spots [Origin: Old English] → see also rustproof, rusty noun | verb rustrust2 verb [intransitive, transitive] science to become covered with rust, or to make something become covered in rust: a pile of rusting farm machineryrust away phrasal verb to be gradually destroyed by rust |
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