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Từ điển Oxford Advanced Learner 8th
rust
rust [rust rusts rusted rusting] noun, verb BrE [rʌst] NAmE [rʌst] noun uncountable 1. a reddish-brown substance that is formed on some metals by the action of water and air •pipes covered with rust •rust spots •a rust-coloured dress see also ↑rusty 2. a plant disease that causes reddish-brown spots; the ↑fungus that causes this disease Word Origin: Old English rūst, of Germanic origin; related to Dutch roest, German Rost, also to ↑red. Example Bank: •The lock was covered with rust. •The old padlock was red with rust. Derived Word: ↑rusted Derived: ↑rust away verb intransitive, transitive if metal rusts or sth rusts it, it becomes covered with ↑rust Syn: ↑corrodes •old rusting farming implements •Brass doesn't rust. •The floor of the car had rusted through. •~ sth Water had got in and rusted the engine. see also ↑rusty Verb forms: Word Origin: Old English rūst, of Germanic origin; related to Dutch roest, German Rost, also to ↑red. Example Bank: •The car had been rusting away in his garage for years.
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