这是一本关于历史的书。
This is a book about history.
关于
pertaining to; concerning; with regard to
Watch it being written
Every character draws itself, stroke by stroke. Then grab the brush: trace it yourself and hear the word when you finish.
关
于
Nice writing!
Build with these blocks
Chinese words snap together like bricks. Every word below shares a character with this one, so you are already halfway to knowing it.
关
See it in sentences
关于这件事，他想了很久。
He thought about this matter for a long time.