英文關鍵字
activity
athlete
athletic
ball
boot
both
chasing
competitive
field
foot
football
footballer
forward
freestyle
game
grass
juggle
juggling
kick
kicker
leg
male
man
outdoor
outdoors
people
person
play
player
playfield
playground
playing
professional
soccer
soccerball
sport
sports
sportsman
stadium
training
uniform