The ocean bottom is made up of smooth plains.

洋底 由平坦的平原构成。

What do you think the ocean bottom is made up of?

你认为海底是由什么组成的？

Most of the ocean bottom is made up of smooth plains.

海底大部分是由平坦的平原构成。

Many high-gain stations will be deployed on land and ocean bottom.

在陆地和洋底要设置许多高增益的台站。

A method for second positioning of ocean bottom cable is demonstrated.

文章提出了海底电缆二次定位的一种新方法。

Aside from biological collections, Scripps also houses cores of sediment collected from the ocean bottom.

除了生物类的藏品外，克里普斯海洋研究所还保存有从海底收集来的沉积岩芯。

The layers of mud and microbes help geologists understand forces at work on the ocean bottom deep in the past.

泥层以及其中的微生物可以帮助地质学家了解深海海床之前所经历的外力作用。

Days earlier, an undersea volcano had torn open the rock of the ocean bottom, 425 feet below the surface.

几天前，海面下的一座火山把水面下425英尺深处的洋底岩石撕裂开来。

First-break positioning technique for ocean bottom cable is then introduced to remove above deficiencies.

为此，我们引进了海底电缆初至波定位技术。

Pertaining to sediments or environments in seas or ocean waters, between the depth of low tide and the ocean bottom.

系指介于低潮面和洋底之间深度的海水或大洋水中的沉积物或沉积环境。

A sailor who never wants to see something again will give it the deep-six. He will drop it from the ship to the ocean bottom.

水手不想再看到什么东西就会give it the deep - six，也就是说水手会把这个东西从船上扔到海底。

On the one hand flammable ice or in the vastness of the ocean bottom, or at risk far alpine permafrost zone, the development very difficult.

一方面是可燃冰要么位于浩瀚的大洋底部，要么位于高寒险远的冻土带上，开发的难度非常大。

The increasing demand of petroleum resources has activized studies and applications of ocean bottom electromagnetic exploration technologies.

对石油资源的需求激发了海底电磁勘探技术的研究与应用。

When two waves of opposite direction but similar frequency collide, they create a special kind of pressure wave that carries energy to the ocean bottom.

当两方向相反但频率相似的波浪相撞时，会产生一种特殊类型的压力波，而这种压力波会把能量输送到海底。

In the normal water phase, the remaining Phosphorus makes its way, settles to the bottom of the ocean, and gets mixed into ocean sediments.

在正常的水相中，残留的磷会自己移动，沉淀到海洋底部，并混合到海洋沉积物中。

Scientists believe there might be such chemicals lying at the bottom of Europa's ocean.

科学家们认为，在木卫二的海底可能存在这样的化学物质。

There's an angler fish at the bottom of the ocean that has a rod sticking up from the top of its head with a lure to capture other fish.

在海底中生活着一种琵琶鱼，它的头顶有一根突出的杆，带有用来捕获其他鱼类的诱饵。

Hydrothermal vents are cracks in the Earth's surface that occur, the ones we are talking about here are found deep at the bottom of the ocean.

深海热泉是地球表面出现的裂缝，我们在这里提到的裂缝是在海底深处发现的。

The phosphorus at the bottom of the ocean has to somehow make its way back to the surface, to complete the cycle, to begin the cycle all over again.

海底的磷必须找到某种方式回到表面，以完成这个循环，从而重新开始这个循环。

When a whale dies, it quickly drops to the bottom of the ocean floor.

鲸鱼死亡后，很快就会沉入海底。

These organisms absorb carbon dioxide from the atmosphere and take it to the bottom of the ocean when they die, where it stays for thousands of years.

我们知道，浮游生物会吸收大气中的二氧化碳，当它们死亡时会把二氧化碳带入洋底，并在那里停留数千年。

Different species of these lived at the surface and the bottom of the ocean.

这种生物的不同种类生活在海洋的表面或底部。

The oil that wasn't dissolved by chemical dispersants or microbes fell to the bottom of the ocean, out of sight to the public.

没有被化学分解剂或微生物分解的石油会沉到洋底，从公众视线中完全消失。

One suggested location is at the bottom of the ocean.

有一个建议是在海洋底部。

But we live at the bottom of the ocean.

但是我们居住在大洋底部。