笔 (bǐ): 붓; 필기구 (펜; 붓; 펜; 연필; 필기구; 금액을 세는 단위; 붓이나 펜의 획을 세는 단위

I use a pen to write characters.

This pen is very easy to use.

Please lend me a pen.

He has a new pen.

I use a pen to draw on paper.

He writes with a pencil.

This is a large sum of money.

This character has five strokes.