英文關鍵字
acrobat
acrobatic
acrobatics
act
air
art
artist
artistic
athletic
background
birdcage
black
cage
cellule
check
dark
darkness
design
down
ferrule
girl
gymnast
gymnastic
hangs
hoop
isolated
metal
motion
packthread
performs
red
room
rotates
scene
shiny
show
slow
spinning
split
sport
square
stretch
string
studio
stunts
suit
tricks
twine
upside
various