abyssn.深渊;无底洞
abyssal association深海群丛
abyssal temperature深海温度
abyss of loneliness寂寞的深渊
abyssal assimilation深成同化作用
abyssal oceanography深海海洋学
abyssal pelagic zone远洋深海带
abyssal benthic zone最深海底带
abyssopelagic ecology深海生态学
abyssal heat recharge深源热补给
abyssal benthic fauna深海底栖动物(区系)