英文關鍵字
action
background
barbed
competition
competitor
contest
contestant
course
crawl
dirt
dirty
ditch
dusty
endurance
energy
event
exercise
extreme
fit
fitness
fun
man
marathon
military
motion
move
mud
muddy
obstacle
outdoor
outdoors
outside
overcome
parkour
participant
passion
person
race
run
runner
sharp
speed
sport
strength
through
under
wade
water
wet
wire