He then adds on the customer's chosen components - such as gears, brakes and chainset - which complete the bicycle.
BBC: How to build a bike: The revival of a British craft
chainset:
chain +? set
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。