The land at the bottom of the sea was black shale rock.

海底土地是黑色页岩岩石。

In order for things to improve underwater down under.

这样才能保证海底情况得到改善。

The wrecked ship rested on a shelf at the bottom of the sea.

破毁船只搁置在海底暗礁上。

The destruction of old ocean floor happens in 'subduction zones.'

旧海底破坏发生在“俯冲带”。

Iit's organic material that's sinking to the seabed and it's food here.

海雪是沉入海底有机物质，是这里食物。

Isopods scuttle around the sea floor like enormous wood lice.

疾走在海底等足类动物 就像是巨大木蝨子。

There's a log in the hole in the bottom of the sea.

海底洞穴里有段木头。

It's organic material that's sinking to the seabed and it's food here.

海雪是沉入海底有机物质，是这里食物。

And so we -- we try every minute possible on the bottom.

所以我们尽量利用好在海底每一分钟。

The little mermaid lives in a beautiful castle in the deep blue sea.

小美人鱼住在蓝色海底一个美丽城堡里。

But the industry also adds to the junk piling up on the ocean floor.

但该行业也使堆积在海底垃圾不断增加。

I gather they're putting up a stone to mark those whose bodies were never found.

他们大概要建个石碑，纪念那些长眠海底人。

And so more people have been to space than the bottom of the ocean.

所以，上过太空人 比下过海底人还多。

Indeed, my hands were holding my own work on the great ocean depths.

正是，我手中拿着是那本《海底神秘》。

The sensors also recorded the animals' location and depth beneath the sea.

传感器还记录了这些动物在海底位置和深度。

Bloodworms are small sea creatures which burrow into the mud of the ocean floor.

血虫是一种小型海洋生物，它们在海底泥浆中挖洞。

Cloud cover and glare from the seafloor also help keep the Bahamas seagrass hidden.

云层和海底强光也有助于让巴哈马海草保持隐蔽。

Coral reefs cover less than 1 percent of the ocean floor.

珊瑚礁覆盖面积不足海底1%。

It can deploy a robot that can easily reach the 4-kilometre-deep seabed.

该船只能够部署一个可以轻松到达 4 公里深海底机器人。

I worked the deep wells for a week and did nothing, he thought.

我在这海底深渊上转游了一个礼拜，可是一无作为，他想。