| 单词 | bicycle | 
| 释义 | Word Frequency bicycle(ˈbaɪsɪkəl) noun 1.  a vehicle with a tubular metal frame mounted on two spoked wheels, one behind the other. The rider sits on a saddle, propels the vehicle by means of pedals that drive the rear wheel through a chain, and steers with handlebars on the front wheel   Often shortened to: cycle or  informal bikeverb 2. (intransitive) to ride a bicycle; cycle  Derived forms bicyclist (ˈbicyclist) or bicycler (ˈbicycler) noun Word origin C19: from bi-1 + Late Latin cyclus, from Greek kuklos wheel | 
	
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