英文關鍵字
activity
athlete
back
basin
behind
body
border
breaststroke
competition
complex
edge
energy
event
exercise
few
fitness
foam
froth
hand
healthy
human
indoor
leisure
male
man
motion
movement
muscle
muscular
olympic
pano
people
pool
professional
race
ripple
spatter
speed
splash
sport
sportsman
stroke
surface
swimmer
swimming
track
transparent
underwater
water
wave