英文關鍵字
walking
along
high
gray
fence
border
protection
personal
space
quick
change
slats
move
city
labyrinth
intense
rhythm
urban
life
rapid
traffic
metal
sidewalk
cityscape
vertical
video
perspective
outdoors
town
boundary
private
property
background
palisade
slat
street
steel
security
barrier
line
detail
sunny
day
protect
guard
wall
close
silver
home
striped
textured
parallel
system