英文關鍵字
adult
approach
background
beautiful
boy
caucasian
cell
child
children
communication
concerned
connectivity
curly
expression
face
family
female
holiday
hug
hugging
life
love
male
mature
mom
mother
outdoor
parent
park
phone
rejoice
smartphone
son
taking
talking
technology
teen
teenager
tutoring
two
urban
wait
woman
women
young
youth