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单词 bottom bracket
释义

Definition of bottom bracket in English:

bottom bracket

noun

  • The component of a bicycle that connects the crankset to the frame, typically consisting of a rotating spindle which projects from either side of a cylindrical housing.

Origin

Late 19th century; earliest use found in Viscount Bury (1832–1894), politician.

Definition of bottom bracket in US English:

bottom bracket

noun

  • The component of a bicycle that connects the crankset to the frame, typically consisting of a rotating spindle which projects from either side of a cylindrical housing.

Origin

Late 19th century; earliest use found in Viscount Bury (1832–1894), politician.
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更新时间：2025/11/4 12:15:55