chainring

发音

/ˈt͡ʃeɪnɹɪŋ/

词形变化

chainrings 复数 chainrings

释义与例句

n.
  1. 1.

    A large forward ring on a bicycle that a chain attaches to, in order to transfer energy to a wheel. It consists of one or more sprockets that are driven by the cranks and pedals of the bicycle.

词源

From chain + ring.

来源：wiktionary