Definition: If a skill you had is now rusty, it is no longer good because you have forgotten it. Level: B2
我的法语有点生疏了。
My French is a bit ___rusty.
最近我的钢琴弹得有点生疏了。
I'm a little ___rusty at playing the piano these days.
多年没打网球后，他的技术生疏了。
His tennis skills got ___rusty after years of not playing.
