| 单词 | derailleur |
| 释义 | derailleur[ dih-rey-ler ] / dɪˈreɪ lər / nouna gear-shifting mechanism on a bicycle that shifts the drive chain from one sprocket wheel to another. Origin of derailleur1945–50; <French dérailleur literally, a device causing disengagement or derailing, equivalent to déraill(er) to derail + -eur-eur Words nearby derailleurder., deracinate, deradicalize, deraign, derail, derailleur, derailment, Derain, derange, deranged, derangement Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for derailleurderailleur / (dəˈreɪljə) / nouna mechanism for changing gear on bicycles, consisting of a device that lifts the driving chain from one sprocket wheel to another of different size Word Origin for derailleurFrench dérailleur derailer Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 |
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