英文關鍵字
call
calling
casual
cellphone
communication
dialling
discussion
facetiming
finger
fingers
gesticulating
gesture
gesturing
glasses
goodbye
greeting
guy
hands
happy
hello
holding
indicating
keeping
laughing
looking
man
mobile
moving
phone
pointing
presenting
recommending
saluting
shaking
showing
sign
smiling
speaking
sunglasses
symbol
talking
telephone
touch
video
waving
young