てこ

[ref dict="Unihan (Ch-En)"]杆[/ref], [ref dict="Unihan (Ch-En)"]杠[/ref], [ref dict="Unihan (Ch-En)"]桿[/ref], [ref dict="Unihan (Ch-En)"]梃[/ref], [ref dict="Unihan (Ch-En)"]槓[/ref]