深海环境 abyssal environment ; deep-marine-environment ; bathyal environment ; deep sea environment

半深海环境 bathyal milieu ; bathyal environment ; bathyal ambience

深海境 deep ocean environment ; abyssal environment

次深海环境 bathyal environment

深海嘁境 abyssalenvironment

深海秘境 Aliens of the Deep

深海采矿环境研究 deep ocean mining environmental studies

深海密境 MYSTIC OCEAN