英文關鍵字
action
adrenaline
adult
adventure
atv
atvs
caucasian
driving
extreme
fast
forest
helmet
land
leisure
man
men
motion
motocross
motor
movement
offroad
people
person
power
protection
pursuit
quad
quadbike
quadcycle
quadricycle
race
racing
recreation
ride
rider
riding
road
sand
speed
sport
stunt
transport
travel
trick
trip
vehicle
wheels