英文關鍵字
active
adventure
beautiful
caucasian
cheerful
childhood
city
cute
elementary
family
female
field
friends
friendship
girl
grass
hands
happiness
happy
hitchhiking
holding
laugh
little
love
nature
outdoor
outdoors
outside
person
pretty
primary
pupil
road
school
schoolboy
schoolchildren
sister
spring
summer
sun
teenager
together
two
walk
young
youth