| 释义 |
WordReference Random House Learner's Dictionary of American English © 2024trac•tor /ˈtræktɚ/USA pronunciation n. [countable]- Transporta powerful motor-driven vehicle with large, heavy treads, used for pulling farm machinery, etc.
- Transporta short truck with a driver's cab but no body, designed for hauling a trailer or semitrailer.
- something used for drawing or pulling.
See -trac-. WordReference Random House Unabridged Dictionary of American English © 2024trac•tor (trak′tər),USA pronunciation n. - a powerful motor-driven vehicle with large, heavy treads, used for pulling farm machinery, other vehicles, etc.
- TransportAlso called truck tractor. a short truck with a driver's cab but no body, designed for hauling a trailer or semitrailer.
- something used for drawing or pulling.
- [Aeron.]
- a propeller mounted at the front of an airplane, thus exerting a pull.
- Also called trac′tor air′plane. an airplane with a propeller so mounted.
- Latin trac-, variant stem of trahere to draw, pull + -tor -tor
- 1855–60
Collins Concise English Dictionary © HarperCollins Publishers:: tractor /ˈtræktə/ n - a motor vehicle used to pull heavy loads, esp farm machinery such as a plough or harvester. It usually has two large rear wheels with deeply treaded tyres
- a short motor vehicle with a powerful engine and a driver's cab, used to pull a trailer, as in an articulated lorry
Etymology: 18th Century: from Late Latin: one who pulls, from trahere to drag |