英语词汇“derailleur”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	derailleur
释义	derailleur noun DEFINITIONS1 1 a device that moves the chain when you change gears on a bike Over the nearly 40 years I’ve spent working in bike shops, I have collected about 1,400 rear derailleurs. Submitted from: United Kingdom on 07/06/2018 Open Dictionary - June2018 Noun☞derailleur
随便看	roll bar roll call roll down rolled gold rolled oats rolled-up roller rollerball rollerblade roller blind roller coaster roller skate roller towel roll hard rollicking roll in rolling rolling contract rolling mill rolling pin rolling stock rollmop roll of honour roll on roll-on

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