英文關鍵字
app
arm
background
businesswoman
chromakey
clip
close
closegestures
closeup
come
confident
down
female
finger
fingers
footage
gesture
gestures
girl
good
green
greenscreen
hand
human
isolated
language
male
man
mans
mobile
multi
multiple
one
pack
people
performed
person
pointing
real
scale
scroll
side
sign
smartphone
stop
symbol
tablet
three
thumbs
time
touch
touchscreen
transparent
two
upscale
video
view
white
woman
young