Listen to this hydrothermal vent deep under the ocean.

听一听来自深海热液喷口。

The current also brings nutrients from the deep.

洋流也带来了深海营养物质。

He said vehicles that can dive deep into the ocean are rare.

他说，能潜入深海载具非常罕见。

As with deep water, it's a battle to stay in deep time.

就像深水一样，这是一场留在深海。

Similar measurements hold true for a whole range of fishes brought up from the abyss.

类似测量值也适用于来自深海各种鱼类。

Deep dives are important because of a major gap in human understanding of the deep oceans.

深海潜水很重要，因为人类对深海认识有很差距。

Because red light is quickly absorbed by seawater, most deep-sea inhabitants can't see it.

因为红光很快就会被海水吸收，许多栖息深海动物看不见红光。

Deep sea currents of unimaginable power, stir up the oceans on a global scale.

深海洋流有以想象力量，在全球范围内搅动了海洋。

The Census of Marine Life reports more than 17,000 species living in the deep sea.

海洋生物普查报告称，生活在深海物种超过 17,000 种。

And the deep sea is under saturated in calcium carbonate, so it literally dissolved all the bones.

深海碳酸钙饱和不足，所以它溶解了所有骨头。

The vast majority of our deep seas remain unexplored, and unknown.

我们深海绝部分仍未被探索，未知。

The dead fish include rare species that live in deep water, far from land.

包括远离陆地生活在深海中珍稀鱼类。

Of course, the discovery of deep-sea species proved him wrong.

当然，深海物种发现证明他是错。

The mysteries of the sea are not the monopoly of the deep ocean and billowing waves.

海洋奥秘不仅仅在无垠深海和澎湃波涛之中。

This mysterious golden specimen was found during a deep-sea expedition in the Gulf of Alaska.

这个神秘金色标本是在阿拉斯加湾深海考察中发现。

Both toothed and baleen whales often hunt by diving deep-prey being more abundant at depth.

齿鲸和须鲸通常都潜入深海捕食，因为深海里猎物更多。

Oh, and they also clean the seafloor and cycle essential nutrients in the deep sea.

盲鳗还可以清理海底和循环使用深海中重要营养物质。

Those early glimpses of the deep ocean floor suggested very little happened down there.

在对深海海床早期观测中，人们认为那里并没有发生什么。

To track elephant seal sleep, Costa's graduate student Jessica Kendall-Bar built a deep sea-worthy brain monitor.

为了跟踪象海豹睡眠，科斯塔研究生杰西卡·肯德尔-巴建造了一个适合深海脑监测器。

To track elephant seal's sleep, Costa's graduate student Jessica Kendall Bar built a deep seaworthy brain monitor.

为了追踪海象睡眠，Costa 研究生 Jessica Kendall Bar 建造了一台适用于深海脑监测器。