他在这层楼办公。
He works in an office on this floor.
to handle official business (usu. in an office); to do (office) work
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.
他在这层楼办公。
He works in an office on this floor.
周末这里没有人办公。
Nobody works here on weekends.