英文關鍵字
army
athlete
athletic
barrel
base
biceps
cardio
coach
crossfit
delight
exercise
exercises
extreme
fitness
forces
hard
instructor
intensity
khaki
krosfit
lifting
male
man
military
muscular
officer
old
outdoors
power
protection
protective
pullups
ropes
service
slender
soldier
soldiers
squat
strength
strong
summer
technology
threat
trainer
training
vulture
weight
wing
workout