您要查找的是不是：
- A large elevated area of a sea floor. 海底斜坡大面积倾斜的海底
- sea floor relief 海底地形
- It looked like a purple flower far above the sea floor. 它就像是一朵紫色的花高挂在海底上方。
- New sea floor is constantly being created along spreading centers. 新海底沿着扩张的中心不断地产生。
- The sea floor is spreading away from the mid-ocean ridges. 海底正在从大洋中脊扩张开来。
- A broad, level expanse, as a part of the sea floor or a lunar mare. 广阔的区域作为海底或月球阴暗部的平坦、水平或开阔的区域
- Obviously somewhere else old sea floor must be going away. 显然，一些其他地方的老海底就一定会逐渐消亡。
- A broad,level expanse,as a part of the sea floor or a lunar mare. 广阔的区域作为海底或月球阴暗部的平坦、水平或开阔的区域
- It swims on the sea floor just as its ancestors did. 它在海底游动,就象它的祖辈那样。
- And the sulphide mineral deposits lie directly on the sea floor. 而硫化物矿藏直接坐落在海床上。
- Land the TGB to sea floor and observe with the subsea television. 下基板到海底，用水下电视观察。
- Land the TGB to sea floor and observe with the sub sea. 下基板到海底，用水下电视观察。
- On death, their remains rained down to the sea floor. 死后，他们的遗骸大量地沉入海底。
- Sea stars are spiny, hard-skinned animals that live on the rocky sea floor. 海星有着带刺坚硬的身体，生活在海底的岩石上。
- The Survey System for Detailed Relief on Sea Floor 海底微地貌测量系统
- Transform fault earthquakes are most noticeable where the fault passes through a continent, rather than the sea floor. 转换断层地震是最值得注意的，在那里断层是通过陆地，而不是海底。
- Divers search for eggs on the sea floor dodging schools of fish, then turning in eggs for prizes. 潜水员们在海底避开鱼群寻找彩蛋，然后用彩蛋换取奖品。
- It is barely ten since systematic deep ocean bathymetry revealed the structure of rifts, fractures and trenches associated with sea floor spreading. 系统的深海深度测量揭示了与海底扩张有关的狭谷带、断裂带和海沟的结构。
- Transform fault earthquakes are most noticeable where the fault passes through a continent,rather than the sea floor. 转换断层地震是最值得注意的，在那里断层是通过陆地，而不是海底。
- The complex patterns in the sea floor geography gave rise to Okinawa 's unique oceanbeauty. 海底地形的复杂多样也为冲绳独一无二的海洋美景增色。
