英文關鍵字
aerial
autumn
boy
brother
cable
challenge
child
climb
climber
climbing
danger
entertainment
equipment
exercise
extreme
feet
fit
friends
hanging
high
hobby
joy
learning
legs
leisure
lifestyle
motion
move
outdoors
park
part
passage
railway
recreation
rest
risk
rope
ropeway
safety
shoes
sport
stand
success
top
tree
two
way
wearing
wood
young