他们是同行。
They are in the same profession.
person of the same profession; of the same trade, occupation or industry
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.
他们是同行。
They are in the same profession.
同行的几个人都来了。
The few people traveling together all came.