英文關鍵字
bag
bus
call
cell
cellphone
city
communication
commuter
girl
internet
look
message
messaging
messenger
mobile
modern
person
phone
public
punch
rain
rainy
ride
road
sad
smart
smartphone
talking
technology
telephone
text
texting
traction
train
tram
transport
transportation
travel
trolleybus
urban
use
using
woman