英文關鍵字
active
activity
adult
alone
asphalt
boot
business
busy
casual
city
clean
commute
crowd
day
female
foot
footsteps
group
human
jeans
leather
leg
lower
male
men
motion
movement
outdoor
people
person
procession
rush
shadows
shoe
sidewalk
steps
street
stroll
style
summer
town
trainers
travel
unrecognizable
urban
vacation
walk
women