Sirenian Shores唱片名
RV Sirenian海牛号
ADJ（形容词） of, relating to, or belonging to the Sirenia, an order of aquatic herbivorous placental mammals having forelimbs modified as paddles, no hind limbs, and a horizontally flattened tail: contains only the dugong and manatees 海牛类的
N（名词） any animal belonging to the order Sirenia; a sea cow 海牛类动物