英文關鍵字
adult
aging
awareness
background
birthrate
changes
child
children
close
closeup
community
comparison
concept
data
daughter
expectancy
faces
female
fertility
gap
generation
growing
healthcare
isolated
issue
kid
life
looking
mature
mom
mother
opposite
overpopulation
people
population
problem
rate
relations
serious
side
social
society
statistics
up
versus
welfare
woman
worldwide
young