tractor

n.

拖拉机；牵引器；

复数：tractors

walking tractor手扶拖拉机

wheeled tractor轮式拖拉机

crawler tractor覆带式拖拉机

tractor plant拖拉机厂

1. The tractor pulls well.
   这台拖拉机拉力大。
2. The tractor had been damaged by rough usage.
   这辆拖拉机因使用不经心而损坏了。
3. A tractor towed the car to the repair factory.
   一辆牵引车将汽车拖去修理厂。
4. The tractor has make deep furrow in the loose sand.
   曳引机在松软的沙土上留下了深深的车辙。

Tractor Calculi for Parabolic Geometries
Gravitational tractor for towing asteroids
Automatic tractor guidance using carrier-phase differential GPS.
Rural masculinity in transition: Gender images in tractor advertisements
A stereovision-based crop row detection method for tractor-automated guidance.
Low-back disorders in agricultural tractor drivers exposed to whole-body vibration and postural stress.
N 2 O and CH 4 fluxes in soil influenced by fertilization and tractor traffic
SYSTEM AND METHOD OF WIRELESS COMMUNICATION BETWEEN A TRAILER AND A TRACTOR
A computational study of the aerodynamic forces acting on a tractor-trailer vehicle on a bridge in cross-wind
Development and evaluation of a mounted spinning disk sprayer in comparison with the conventional tractor mounted boom sprayers