英文關鍵字
aerial
africa
african
animals
atlantic
baby
beach
congo
drink
elephant
family
forest
freshwater
gabon
grass
grassland
graze
grazing
hippo
hippos
huge
jungle
lagoons
lake
loango
mammal
meadow
mineral
national
ocean
parasites
park
pond
rainforest
river
safari
salt
sanctuary
sea
sheltering
soothe
surf
vegetation
wash
water
west
wild
wildlife