笔 (bǐ): 筆; 筆記用具 (ペン; 筆; ペン; 鉛筆; 筆記用具; 金額の助数詞; 筆画やペンの一筆の助数詞

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.