rust

[rʌst]

释义

n.锈
the red coating that forms on iron when exposed to air and moisture.

例句
Ross: So, Dr. Green, how's the old boat.
Dr. Green: They found rust. (Friends)
罗斯：格林医生，你那条旧船怎么样了？
格林医生：他们说生锈了。（老友记）