英文關鍵字
arm
background
bye
close
concept
expression
female
finger
fist
gesture
gesturing
girl
goodbye
hand
hello
holding
human
isolated
joy
modern
motion
movement
one
palm
people
person
pleasant
pointing
positive
promotional
pushing
safe
see
shape
showing
sign
signal
student
studio
successful
symbol
thumb
variations
wave
waving
way
welcome
white
woman
you
young