英文關鍵字
action
active
activity
adult
athlete
athletic
ball
caucasian
close-up
competition
competitive
concentration
court
determination
equipment
exercise
female
fit
fitness
game
girl
healthy
hitting
hobby
leisure
lifestyle
match
one
outdoor
person
play
player
playing
practice
professional
racket
racquet
set
skill
sport
sports
sportswoman
summer
tennis
tournament
training
woman
young