英文關鍵字
abstract
animals
aquarium
aquatic
blue
bottle
cetacea
clean
clear
couple
dolphin
energy
family
fin
fish
fun
gray
happiness
illuminated
intelligence
mammals
mouth
nosed
performance
plaing
plastic
playing
pool
porpoise
purity
roundelay
show
splash
summer
sunlight
surf
swimming
teeth
tranquil
travel
underwater
vacations
vibrant
water
wave
whale
wildlife