英文關鍵字
trainer
weight
indoors
exercise
fitness
gym
sport
recreation
lifestyle
leisure
bodybuilding
energy
move
movement
detail
closeup
up
down
heavy
weights
simulator
equipment
training
apparatus
machine
black
cable
rope
cord
fat
burning
muscle
development
strength
effort
no
people
workout
train
power
powerful
concept
hobby
growth
lift
lifting
pull
pulling