释义 |
WordReference Random House Unabridged Dictionary of American English © 2024ex′ercise bi′cycle, - Medicine, Sportany of various stationary exercise apparatuses that resemble a bicycle, usually having handlebars, a seat, pedals, a device for adjusting tension or resistance in the pedaling mechanism, and sometimes a single front wheel: used esp. to improve the cardiovascular system. Also called stationary bicycle.
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