英文關鍵字
aerobic
athlete
athletic
backhand
baseball
champion
club
coach
compete
competition
court
dehydrate
doubles
elite
exercise
fault
football
forehand
french
game
golf
grand
healthy
hitting
hydrate
instructor
lesson
luxury
match
net
open
play
playing
private
racket
rivals
serena
serve
set
slam
star
tennis
tour
venus
volley
water
wealth
wimbledon
win