英文關鍵字
call
caucasian
cell
cellphone
cellular
communication
connection
device
equipment
fingers
gadget
hand
holding
information
internet
leisure
lifestyle
man
media
message
mobile
modern
news
outdoors
person
personal
phone
press
reading
screen
smart
smartphone
sms
social
taping
technology
telephone
text
texting
touch
touchscreen
typing
using
wireless