滾子鏈

滚子链
gunzǐliàn

roller chain

Wiktionary

Entry Composition

1 滾子 gǔnzi roller
2 鏈 liàn
  1. chain
  2. cable (unit of length: 100 fathoms, about 185 m)
  3. chain (unit of length: 66 feet, about 20 m)
  4. to chain
  5. to enchain