| 释义 |
WordReference Random House Unabridged Dictionary of American English © 2024free•wheel (frē′hwēl′, -wēl′),USA pronunciation n. - Automotivea device in the transmission of a motor vehicle that automatically disengages the drive shaft whenever it begins to turn more rapidly than the engine.
- Automotive, Sporta form of rear bicycle wheel that has a device freeing it from the driving mechanism, as when the pedals are stopped in coasting.
v.i. - Automotive(of a vehicle or its operator) to coast with the wheels disengaged from the driving mechanism.
- to move or function freely, independently, unconcernedly, or the like (often fol. by about, through, around, etc.):The two friends freewheeled around the country after graduation.
Collins Concise English Dictionary © HarperCollins Publishers:: freewheel /ˌfriːˈwiːl/ n - a ratchet device in the rear hub of a bicycle wheel that permits the wheel to rotate freely while the pedals are stationary
vb - (intransitive) to coast in a vehicle or on a bicycle using the freewheel
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