| 释义 |
sprocket wheel sprocket (wheel) /ˈsprɒk.ɪt.wiːl/ aep /ˈsprɑː.kɪt-/ noun [C] SPECIALIZED ► F0 a device like a wheel with one or more rows of tooth-like parts sticking out that keeps a chain moving on a bicycle or pulls film, paper, etc. through a machineThesaurus+: ↑BicyclesThesaurus+: ↑Engines and motors , ↑The engine and engine parts |