英文關鍵字
animal
aquarium
aquatic
background
beautiful
beauty
blue
color
colored
colorful
coral
deep
different
directions
dive
exotic
fish
fishes
ichthyology
inhabitant
inhabitants
life
many
marine
moving
nature
ocean
reef
saltwater
science
sea
swims
tank
travel
tropical
under
undersea
underwater
water
wild
wildlife
yellow