英文關鍵字
exercise
fit
fitness
sport
training
athlete
athletic
body
chroma
compositing
green
key
keying
lifts
leg
stretch
band
resistance
woman
legs
stretching
strong
strength
sporty
workout
red
gym
sportswear
weights
screen
studio
background
isolated
greenscreen
chromakey
chrome
effort
endurance
slim
top
leggings
instructor
coach
trainer
sportswoman