free·wheel /-ˈ(h)wi(ə)l/
 自由飛輪(vi.)輕鬆快活地行動,憑慣性前進


 Free·wheel n. Mach. A clutch fitted in the rear hub of a cycle, which engages the rear sprocket with the rear wheel when the pedals are rotated forwards, but permits the rear wheel to run on free from the rear sprocket when the pedals are stopped or rotated backwards. Freewheelcycles are usually fitted with hub brakes or rim brakes, operated by back pedaling.


 Free·wheel, v. i.
 1. (a) Of a freewheel cycle, to run on while the pedals are held still. (b) Of a person, to ride a cycle of this manner; to coast in a vehicle having a freewheel. To ride a freewheel cycle. [wns=2]
 2.  Mach. To operate like a freewheel, so that one part moves freely over another which normally moves with it; -- said of a clutch.

 ◄ ►


 freewheel
      n : a clutch (as on the rear wheel of a bicycle) that allows
          wheels to turn freely (as in coasting)
      v 1: live unhurriedly, irresponsibly, or freely; "My son drifted
           around for years in California before going to law
           school" [syn: drift]
      2: coast in a vehicle using the freewheel