英文關鍵字
activity
athlete
bicycle
bike
breathing
cardio
cheerful
class
club
cycle
cycling
effort
endurance
equipment
exercise
face
fit
fitness
front
group
gym
happy
health
healthy
indoor
machine
man
pedal
people
person
physical
portrait
practicing
smiling
spin
spinning
sport
sportive
static
stationary
sweat
training
view
wheel
woman
workout