a red-brown substance that is formed on some metals by the action of water and air 锈；铁锈 pipes covered with rust 生了锈的管子 rust spots 锈斑 a rust-coloured dress 赤褐色连衣裙 The lock was covered with rust. 锁生锈了。 The old padlock was red with rust. 旧挂锁已经锈红了。
Oxford Collocations Dictionaryverb + rust- get off
- remove
- scrape off
- …
- spot
- stain
- remover
- …
- covered with rust
a plant disease that causes red-brown spots; the fungus that causes this disease （植物的）锈病；锈菌
Word OriginOld English rūst, of Germanic origin; related to Dutch roest, German Rost, also to red.