英文關鍵字
man
adult
young
handshake
genetic
dna
test
father
son
talking
fatherhood
parentage
preparation
two
people
family
happy
male
smiling
parent
senior
cheerful
elderly
child
office
manager
colleague
conversation
fun
greeting
business
communication
home
discussion
mature
meeting
togetherness
aged
slow
motion
caucasian
old
pensioner
retirement
paternity
clinic
medical
laboratory
indoor
analysis
distrust
offspring