英文關鍵字
abstract
activity
adult
anonymous
asphalt
blurred
business
busy
casual
central
city
commercial
commuter
concept
crosswalk
crowd
crowded
defocused
demonstrators
detail
downtown
festival
foot
footwear
going
grand
group
hour
legs
life
male
men
pedestrian
person
protest
road
shoes
sidewalk
speed
street
traffic
unrecognizable
urban
urgency
walk