英文關鍵字
adult
area
beard
break
buildings
business
businessman
calls
caucasian
cell
cellphone
communication
contains
conversation
corporate
dressed
ecommerce
electronic
ethnicity
executive
exterior
formal
handsome
manager
medium
mobile
outdoor
park
people
phone
portable
professional
shirt
shot
shotn
sitting
smartphone
steadicam
steadycam
successful
suit
tablet
talking
technology
telephone
touchpad
touchscreen
typing
wall
wifi
wirless
work
worker
working
workplace
young