重要

rust

/rʌst/📚 13287 89 1四级六级考研托福雅思
Rust is a brown substance that forms on iron or steel, for example when it comes into contact with water.

noun [具体名词]锈,铁锈;(植物的)锈病,锈菌;铁锈色,赭色

...a decaying tractor, red with rust. …
一辆腐朽的拖拉机,因生锈而呈红色。

verb [vt. 及物动词]使)生锈;成铁锈色;(因疏忽或不用而)衰退,变迟钝;(因长时间不用或有害使用而)损害,腐蚀

Copper nails are better than iron nails because the iron rusts.
铜钉比铁钉好,因为铁钉会生锈。

rust 出现在下面的课文中
Lesson 46 Do it yourself rust 动词: 生锈
单词造句: