英文關鍵字
fingers
raised
open
five
palms
up
show
ten
10
empty
isolated
two
green
chroma
key
learning
number
hand
gestures
count
children
concept
school
education
countdown
index
action
deadline
saturation
kid
account
point
amount
thumb
women
wrist
abstract
ideas
couple
child
motion
person
sign
symbol
background