外骨骼海洋生物

exotic creature───外来生物

some predators by its hard exoskeleton, the creature-which can grow to ten feet (three meters) wide-can also blend in with the ocean floor.───用它坚硬的外骨骼抵御掠食者的生物能长到10尺(3米)宽，也能够与海底混在一起。