英文關鍵字
alpha
angry
box
button
channel
chroma
clapping
claps
clean
click
computer
display
drag
effects
finger
fist
format
full
green
hand
hands
hello
human
ipad
iphone
key
makes
male
mouse
multi
pad
pinching
point
press
punch
rotate
samsung
screen
scroll
sign
stop
swipe
tap
tapping
the
tossing
touch
touching
touchpad
track
turning
wave
with
zooms