英文關鍵字
activity
bicycle
bike
boy
casual
caucasian
child
childhood
clothing
color
colour
cycling
denim
enjoying
exercise
fit
friends
girl
girls
hand
handlebar
happy
healthy
horizontal
kid
leisure
looking
outdoors
outside
pants
park
people
pursuit
recreational
ride
sit
sitting
smiling
sunset
teen
teenage
teenager
together
transportation
travel
two
year
young