Treadwheel
[tredhwi:l]
解釋/意思:
(n.) A wheel turned by persons or animals, by treading, climbing, or pushing with the feet, upon its periphery or face. See Treadmill.
錄入:雷内
[tredhwi:l]
(n.) A wheel turned by persons or animals, by treading, climbing, or pushing with the feet, upon its periphery or face. See Treadmill.
錄入:雷内