英文關鍵字
answering
business
cell
cellular
closeup
communication
connection
contact
contacting
device
dialing
family
gadget
guy
hand
holding
internet
male
man
message
messaging
mms
mobile
number
online
operator
palm
phone
photo
picture
provider
reading
relationships
screen
scrolling
searching
sending
smartphone
sms
technology
texting
thumb
touch
touching
touchphone
touchscreen
typing
wireless
writing
young