英文關鍵字
abdominals
active
activity
adult
arts
athletes
athletic
body
boxer
boxers
caucasian
champion
club
compete
competition
concentration
concept
endurance
energetic
exercise
fast
fighters
fit
forearms
gym
healthy
indoor
kickboxer
lifestyle
limberup
martial
movements
muscular
physical
practice
preparation
professional
pushup
quick
session
sport
sportsmen
sporty
strategy
strong
train
trainings
warmup
workout
young