他对这工作生疏了。
He is out of practice at this work.
unfamiliar; strange; out of practice
Every character draws itself, stroke by stroke. Then grab the brush: trace it yourself and hear the word when you finish.
Nice writing!
Chinese words snap together like bricks. Every word below shares a character with this one, so you are already halfway to knowing it.
他对这工作生疏了。
He is out of practice at this work.
他的手法生疏了。
His skill is out of practice.