英文關鍵字
active
activity
adult
arms
athlete
ball
caucasian
challenge
class
competition
court
energy
equipment
exercise
fitness
focus
fun
game
goal
handsome
health
healthy
leisure
lifestyle
male
man
match
net
one
outdoor
people
person
play
player
preparation
racket
recreation
score
serve
service
sport
sportsman
sporty
standing
success
summer
tennis
training
white
young