英文關鍵字
alpha
application
arm
background
browsing
channel
chroma
design
device
digital
display
element
female
finger
gesture
gesturing
green
hand
input
interface
isolated
keyed
monitor
office
pad
point
pointer
press
right
screen
sign
sliding
space
surface
swipe
swiping
tablet
tap
technology
template
touch
touchscreen
transparent
virtual
watching