英文關鍵字
adult
back
background
ball
blackboard
board
canal
channel
chroma
class
communication
competition
computer
device
display
emotion
empty
flat
football
game
goal
green
hands
hockey
home
horizontal
indoors
looking
male
modern
motion
people
person
play
polo
room
screen
shaking
slow
soccer
sport
study
surprising
technology
television
victory
watching