英文關鍵字
foot
human
people
life
men
urban
city
crowd
walking
motion
shoe
street
scene
activity
women
commuter
crosswalk
group
outdoors
crowded
business
horizontal
asphalt
time
speed
pedestrian
person
moving
day
adult
crossing
jeans
leg
shopping
downtown
district
competitive
background
pursuit
active
legs
move
mob
passing