And he called this undersea world 'the final frontier'.

他还把这个水下世界称为" 终极前线" 。

And one of the things that we're missing is a modern undersea laboratory, modern undersea habitat.

我们缺少的东西之一是现代海底实验室，现代海底栖息地。

The new undersea tunnel will be completed soon.

那座新的海底隧道很快就能完工。

Ankara says that deal gives Turkey undersea exploration rights.

土耳其政府表示，这项协议赋予了土耳其海底勘探权。

But researchers are planning for a 60-foot deep undersea lab.

但研究人员正在计划建造一个60英尺深的海底实验室。

Seismologists here can detect any undersea earthquake in real time.

这里的地震学家可以实时探测到任何海底地震。

Fortunately, most undersea quakes go unnoticed by you and me.

幸运的是，大多数海底地震都不会被你我所察觉。

The first undersea tunnel in northern China has opened to traffic.

我国北方第一条海底隧道通车。

In fact, 99% of all international data is sentvia undersea cables.

调查显示，百分之九十九的跨国数据都是透过海底电缆所传送。

Over 300000 kilometers of undersea cable were laid between 1850 and 1902.

1850 年至 1902 年间铺设了 30 多万公里的海底电缆。