Level 5 · word 9,141 of 20,000

propeller

/prəˈpelər/ American
  • n. 螺旋桨, 推进器
Definition
  • n. a rotating bladed device that drives a boat or aircraft forward
Example
The boat's propeller spun fast and pushed the water backward.
船的螺旋桨快速转动,把水向后推去。