It allowed humans to breathe underwater using an air tank.

潜水调节阀能够让人类使用气罐在水下呼吸。

Wetsuit, flippers, now, all it needs is a air tank.

潜水服、脚蹼现在它就差气瓶了。

The Nautilus has huge air tanks; we'll fill them up and they'll supply all the oxygen we need.

诺第留斯号有广大的储藏库，我们把储藏库全装满，我们有我们需要的氧气。