英文關鍵字
ability
action
active
activity
adventure
assault
athlete
challenge
colourful
competition
concept
course
determination
difficult
dirty
endurance
endure
energy
event
events
exercise
extreme
fitness
games
healthy
mud
obstacle
obstacles
outdoor
outdoors
people
physical
race
raw
run
running
saturated
sport
stamina
strength
strong
task
tire
tires
tough
tournament
young