mesopelagic plankton大洋中层浮游生物
mesopelagic detail中层海
mesopelagic fish中层鱼类;中型上层鱼类
mesopelagic orgamsin中远洋生物
mesopelagic organism[生物] 大洋中层生物
mesopelagic zone中远洋带;中层带;[海洋] 中层;中深海水层
mesopelagic fishes[鱼] 中层鱼类
mesopelagic fauna中层动物区系
marine guidance mesopelagic organism海洋中层生物
ADJ（形容词） of, relating to, or inhabiting the intermediate depths of the ocean between approximately 100 and 1000 metres 海洋中层动物区系的; 约100至1000米区间