英文關鍵字
alone
bench
bibliotheque
browse
browsing
cell
cellphone
cellular
chat
city
click
communication
connect
contact
conversation
device
digital
display
fingers
free
fun
gadget
game
gesture
looking
male
message
net
network
online
outdoors
passers
personal
reading
resting
sending
sitting
smart
smartphone
swipe
tapping
technology
telephone
thumbs
touch
type
using
walker
walking
wifi