请输入您要查询的英文单词：

　

单词 derailleur
释义

WordReference Random House Learner's Dictionary of American English © 2024
de•rail•leur /dɪˈreɪlɚ/USA pronunciation   n. [countable]
  1. Transport, Sporta gear-shifting mechanism on a bicycle that shifts the chain from one gear wheel to another.

WordReference Random House Unabridged Dictionary of American English © 2024
de•rail•leur  (di rā′lər),USA pronunciation n. 
  1. Transport, Sporta gear-shifting mechanism on a bicycle that shifts the drive chain from one sprocket wheel to another.
  • French dérailleur literally, a device causing disengagement or derailing, equivalent. to déraill(er) to derail + -eur -eur
  • 1945–50
随便看

　

英语词典包含188688条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。

　

Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间：2025/7/24 0:17:14