雅思詞匯：自行車零件

bicycle自行車;

tire輪胎;

stem豎管;

tire pump打氣筒;

fender擋泥板;

brake lever剎車握把;

rim輪圈;

brake cable閘線;

headlight前燈;

drive chain鏈條;

front/rear derailleur前/后變速器;

seat post 座桿;

front/rear brake 前/后剎車;

chain stay 后下叉;

seat tube座管;hub輪轂