踏ふみ車ぐるま

noun

treadwheel; treadmill

Historical term for a human-powered wheel used to pump water or perform other work, often in agricultural settings.

• 江え戸ど時じ代だいの農のう民みんは踏ふみ車ぐるまで田たんぼに水みずを引ひいた。

  Farmers in the Edo period used treadwheels to draw water into the rice paddies.