英文關鍵字
actions
background
casual
caucasian
chroma
click
cut
cutout
down
drag
finger
foreground
gestures
green
greenscreen
hand
hold
isolated
keyed
left
male
matte
mobile
modern
monitor
repeat
right
screen
scroll
sensor
slide
swipe
tamplate
tap
technology
touch
touchpad
touchscreen
use
wall
write