英文關鍵字
action
activity
asphalt
athlete
border
caution
challenge
color
compete
cone
energy
exercise
fast
field
fit
footwear
freedom
health
highway
human
jogging
leg
life
male
man
marathon
motion
movement
muscle
orange
people
plastic
race
red
road
run
runner
shoes
sign
sneakers
speed
sport
sprint
street
strength
striped
success
track
trainers
training