rust

vi

1. (金属物)生锈

• The lock has rusted so that the door is hard to open. 锁已经生锈，所以门很难开。

• The hinges have rusted away. 铰链已经锈坏了。

2. 成铁锈色

• The reagent slowly rusted. 试剂慢慢地变成了红褐色。

vt 使(金属物)生锈

• The rain has rusted the iron gates of the old house. 雨水使那座老房子的铁门生锈了。