英文關鍵字
adult
africa
african
backpack
beverage
big
black
braids
cameroon
child
clean
clear
closeup
concept
culture
drink
drinking
drinks
drop
drought
education
educational
environment
female
field
fluid
fountain
fresh
girl
hand
house
liquid
motion
outdoor
people
person
pour
pouring
public
pupil
pure
refresh
refreshing
refreshment
scarcity
school
splash
student
thirst
thirsty
transparent
water
wet
young