Chinese scientists found a whale fall for the first time in the South China Sea this year. The whale fall ecosystem can stay in the deep ocean because of great pressure and cold temperature there.

今年，中国科学家首次在南海发现鲸落现象。鲸落生态系统可以停留在深海，因为那里的水压大、温度低。

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This means they could be vitally important, like arteries providing life to the deep ocean.

这意味着他们是极其重要的，就像动脉一样给深海输送着生命。

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The crabs are moving from the deep ocean, up the continental slope to the shallower shelf areas.

蟹类正在从深海沿大路斜坡向着较浅的大陆架区域移动。

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The stations provide information to many national tsunami information centers and several deep ocean sensors.

VOA: special.2009.03.17

The trench is an extremely deep hole on the floor of the Indian Ocean.

VOA: special.2009.03.17

One language expert says that deep six is the bottom of the ocean.

VOA: special.2009.05.24

But Dr Voight says the experience is a wake-up call to everyone working in the deep ocean.

BBC: Warning over deep-ocean stowaways

The deep ocean also inhabits areas that tend to be currently geologically inactive but biologically very active, namely seamounts.

UNESCO: MEDIA SERVICES

The resulting photosynthetic activity could, in theory, increase the storage of carbon from the atmosphere into the deep ocean.

UNESCO: MEDIA SERVICES