英文關鍵字
adult
africa
african
animal
animals
asia
asian
big
cow
dark
dirty
dusk
evening
female
goes
hippo
hippos
lake
large
late
male
mammal
park
putrid
reserve
river
rubbery
shiny
submerges
theme
tropical
under
underwater
water
wet
zoo
英文關鍵字
adult
africa
african
animal
animals
asia
asian
big
cow
dark
dirty
dusk
evening
female
goes
hippo
hippos
lake
large
late
male
mammal
park
putrid
reserve
river
rubbery
shiny
submerges
theme
tropical
under
underwater
water
wet
zoo