ocean floor
US /ˈoʊ.ʃən flɔːr/
UK /ˈəʊ.ʃən flɔː/
名词
海底, 洋底
the bottom of the ocean, including the continental shelf, continental slope, continental rise, and abyssal plain
示例:
•
Deep-sea submersibles explore the mysterious ocean floor.
深海潜水器探索神秘的海底。
•
Many unique species of marine life live on the ocean floor.
许多独特的海洋生物生活在海底。