abyssn.深渊；无底洞abyssal floor深海床,深海底abyssopelagicadj.[海洋]深渊的abyssal plain深海平原,海洋平原abyssal basins深海盆地abyss of shame羞愧无比abyssal theory[地质]深成理论abyssal fishes深海鱼类Abyssinian cat阿比西尼亚猫abyssal facies深海相abyssal region深海区,深渊区