A spiny lobster shyly crawls across the seafloor .

长满刺的龙虾试探着爬过海底。

The seafloor highlight tour plunges the viewer into the sea from the sky .

海底之旅中浏览者似乎被从空中投入大海。

That 's why seafloor mining should make economic sense in the first place .

这就是海底矿物开采的经济价值被人们放在首要位置的原因。

His winged craft will operate solo or in pairs and travel miles along the seafloor .

他的有翼舰体可以单独驾驶或者成对出游，沿着海底航行数英里。

It uses sea-based instruments to determine how the seafloor is moving , and how strains build up .

它利用基于海洋的仪器来判定海底运动的方式，以及压力的增加方式。