英文關鍵字
adolescence
adolescent
africanamerican
afroamerican
alone
black
building
city
closeup
depressed
depression
despair
difficulties
disappointment
drama
emotion
frustrated
frustration
generation
human
loneliness
lonely
male
man
millennial
negativity
outdoors
pensive
poverty
problem
problems
puberty
sad
sadness
social
sorrow
street
suburbs
teen
teenage
teenager
thinking
thoughtful
trouble
unhappy
upset
urban
walking
worrying
young