英文關鍵字
above
actions
activity
adults
angle
black
blue
bridge
business
businessman
busy
city
concepts
day
direction
fashion
floor
foot
gait
going
gravity
ground
guy
human
leg
life
male
manager
men
modern
motion
one
only
outdoors
pedestrian
people
person
scene
shoes
sidewalk
speed
steps
street
stroll
suit
urban
walking
way
working