derailleur

名词 n.
中文释义
英 /ˌdəˈɹeɪl.jə/|/ˌdiˈɹeɪl.jə/    美 /ˌdəˈɹeɪ.lɚ/|/ˌdiˈɹeɪ.lɚ/

英文释义

名词 n.
  1. The mechanism on a bicycle used to move the chain from one sprocket (gear) to another.
    — The common rear derailleur designs all operate on the same principle. A moveable cage receives the chain returning from the chainwheel and directs it onto one sprocket of the cluster.
  2. The entire gearset on a bicycle with such a mechanism.

词形变化

derailleurs plural dérailleur alternative derailer alternative,uncommon

词汇关系

衍生词
derailleur hanger

词源

Borrowed from French dérailleur. Doublet of derailer.
1 次浏览 数据来源: Wiktionary