I plunged deep oceans.

我纵身跃入茫茫大海。

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Earth, with its four-kilometre-deep oceans, responds only slowly to changes of carbon dioxide.

拥有4千米深海洋的地球，对二氧化碳含量的变化只能作出缓慢的回应。

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It will take decades to warm up the deep oceans before the temperature reaches a new equilibrium.

因为在气温达到均衡前，海水温度的上升将持续几十年。

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Walsh applauds those advances in technology, but laments that most of the world's deep oceans remain unexplored and that only a handful of vessels - manned or unmanned - exist to do the job.

VOA: standard.2010.06.21

In tandem with Deep Oceans Expeditions the group also plans to take 40 people on a dive below the North Pole in August 2000, for a similar price.

CNN: ASIANOW - TIME Asia | Travel Watch

Deep in oceans around the world lurks a type of worm without a mouth, anus or gut that makes its living by eating the bones of whales and other deceased sea creatures.

MSN: Zombie worm has no mouth �� but it feasts on whale bones

The picture Mariner 9 painted of modern Mars was of a static desert, with none of the jostling of tectonic plates that makes life interesting for geologists by throwing up island chains and mountain ranges, and opening deep basins for oceans to form in.

ECONOMIST: Martian chronicles