英文關鍵字
blank
chromakey
device
digital
display
empty
green
hand
holding
human
mobile
monitor
pad
portable
screen
scroll
tablet
technology
touch
touching
touchpad
video
英文關鍵字
blank
chromakey
device
digital
display
empty
green
hand
holding
human
mobile
monitor
pad
portable
screen
scroll
tablet
technology
touch
touching
touchpad
video