rusty [ˈrʌsti]

以下由轻松背单词网站提供

adj.生锈的；锈色的；荒废了的

covered with rust (= metal decay )

The lock on the door is rusty and won't open. 门上的锁锈住了。
I haven't practiced my French for months and it's getting rusty. 几个月不用，我的法语又荒疏了。