This new species of snailfish was discovered 7 kilometres down in the Peru-Chile trench in the south-east Pacific Ocean using a deep-sea baited camera system.

在东南太平洋秘鲁-智利海沟下面的7公里处，使用了深海诱饵式的摄像系统，才发现了这种新品种的狮子鱼。

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This means that as they head hundreds of feet up to the surface to feed each day, they're dragging along cold, nutrient-rich waters from the ocean deep, then pulling warmer streams back down.

这就意味着，它们每天冲上数百英尺到水面的时候，它们是拖着海洋深处冰冷的、富营养的水上来，然后将温暖的水流拉回水底。

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The carbon cycle influences the rate at which mountains weather down into seas, the deep circulation of ocean waters helps govern the ebb and flow of ice sheets, and so on.

碳循环影响了山脉夷为海洋的速度，海水深度循环有助于控制冰川消逝和流动，诸如此类。

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"You pass a lot of agonizing hours watching somebody try to do something at the end of a cable a mile long -- down in the deep, dark ocean, " he says.

CNN: John D. Sutter

Things get murkier still when oil companies drill deep below the surface of the ocean floor, since even robots can't go down there to see what's going on.

CNN: John D. Sutter