英文關鍵字
10
animal
animals
day
daytime
five
greater
group
groups
half
head
herd
hippo
hippopotamus
hippopotamuses
in
length
mammal
of
or
outdoor
ripples
seconds
shot
swim
swimming
the
tracking
untamed
water
wild
wildlife
英文關鍵字
10
animal
animals
day
daytime
five
greater
group
groups
half
head
herd
hippo
hippopotamus
hippopotamuses
in
length
mammal
of
or
outdoor
ripples
seconds
shot
swim
swimming
the
tracking
untamed
water
wild
wildlife