英文關鍵字
beach
boys
brothers
cheerful
childhood
children
cute
excitement
exotic
fun
grass
happiness
laughing
outdoors
palm
park
people
play
playground
preschoolers
sky
smiling
summer
sunlight
sunny
swing
swinging
tree
tropical
two
vacation
young
youth
英文關鍵字
beach
boys
brothers
cheerful
childhood
children
cute
excitement
exotic
fun
grass
happiness
laughing
outdoors
palm
park
people
play
playground
preschoolers
sky
smiling
summer
sunlight
sunny
swing
swinging
tree
tropical
two
vacation
young
youth