英文關鍵字
active
activity
adult
arms
beautiful
begin
body
caucasian
couple
effort
european
exercises
extend
external
fitness
girl
give
ground
hands
happy
health
healthy
hobby
holiday
keep
lady
legs
line
love
male
man
mucsles
nature
outside
park
people
portrait
pushup
sport
summer
support
tension
training
two
woman
workout
young
youth