rust
🇺🇸
/rʌst/
🇬🇧
/rʌst/
a reddish-brown coating that forms on metal when it gets wet and air touches it
The old bicycle had a lot of rust on its frame.
那輛舊自行車車架上有很多鏽跡。
a plant sickness that makes red-brown spots, or the tiny living thing that causes it
The wheat plants got rust from the fungus in the soil.
小麥植株因土壤中的真菌而感染了鏽病。
when metal gets covered with rust, or when something makes metal get rust
If you leave metal tools outside, they will rust in the rain.
如果你把金屬工具放在外面,它們會在雨中生鏽。