英文關鍵字
amazing
atlantic
beautiful
biodiversity
canyon
caribbean
cave
cocos
colorful
coral
costa
dive
diversity
ecosystem
evolution
exploration
fish
food
great
island
life
marine
nature
nighth
ocean
pacific
pinnacle
reef
reefsharks
rica
rocky
schooling
science
sea
seabed
seascape
shark
species
tourism
tropical
under
undersea
underwater
wall
water
whitetip
wilderness
wildlife