But others put on underwater diving equipment and swim in search of the big fish.

但还是有人穿上水下潜水设备，游着水寻找大鱼。

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The whole building is underwater and you can get to it by swimming and diving.

整个建筑都在水下，你可以通过游泳和潜水到达那里。

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The seal's longer excursions underwater, during which it appears to be either exploring distant routes or evading a predator, do evoke the diving response seen in the laboratory.

海豹在水下更长时间地遨游，在这段时间里，它似乎是在探索遥远的路线，或是在躲避捕食者，这确实能唤起我们在实验室里看到的潜水反应。

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Even when the sharks are found closer to the ocean surface, they spend their time in the cool-temperature, plankton-rich waters that limit underwater visibility and make diving difficult.

CNN: Scientists discover winter home of world's second-biggest fish

Archaeologists with a diving experience and basic practical underwater archaeology experience benefitted from this advanced course designed to develop professional skills and capacities in underwater archaeological work and project planning.

UNESCO: Regional advanced course on Underwater Archaeology conducted at Li?njan, Croatia | United Nations Educational, Scientific and Cultural Organization

She added that the Convention promotes non-intrusive access to heritage sites for the enjoyment of the general public, as an incentive to tourist (diving) development, and for underwater routes.

UNESCO: Underwater Cultural Heritage