英文關鍵字
adult
africa
african
animal
animals
asia
asian
big
dangerous
dark
evening
female
goes
going
hippo
hippos
lagoon
lake
large
late
light
male
moon
moonlight
night
river
scary
shiny
submerges
submerging
underwater
water
wet
英文關鍵字
adult
africa
african
animal
animals
asia
asian
big
dangerous
dark
evening
female
goes
going
hippo
hippos
lagoon
lake
large
late
light
male
moon
moonlight
night
river
scary
shiny
submerges
submerging
underwater
water
wet