英文關鍵字
unidentifiable
vehicle
bus
street
aerial
getting
yellow
american
routine
schoolchild
person
top
usa
youth
waiting
district
leaving
unrecognizable
school
public
student
trip
service
above
neighborhood
residential
pupil
roadway
kid
route
traffic
elementary
road
ride
morning
view
child
group
drive
boarding
childhood
stop
depart
safety
education
transportation
kindergarten