英文關鍵字
addict
addiction
alone
beggar
begging
building
city
concept
crowd
depressed
depression
despair
dirty
documentary
food
homeless
homelessness
hungry
ill
life
lifestyle
loneliness
man
mental
money
negativity
outdoor
pensive
people
person
poor
poverty
problems
rest
resting
sad
sadness
searching
sick
sidewalk
sitting
social
stairs
street
stress
tired
town
tramp
unhappy
urban
worried
young