Ключевые слова: acceleration, action, athlete, biker, competition, competitive, cross, dirt, dirtbike, distance, driver, drives, extreme, man, motion, motocross, motorbike, motorcross, motorcycle, motorcycling, motorcyclist, motorized, motorsport, nature, offroad, performance, practice, race, racecourse, racer, racetrack, rider, riding, road, sand, single, speed, sport, sports, sportsman, technique, techniques, thoroughfare, track, training, transportation, tree, wheels, wild,