<prompt> Translate the following text to EnglishWanasayansi sasa wanaamini kwamba bahari kubwa ya ndani ya dunia, au ilikuwa hivi karibuni, inazunguka uso wa bahari na kutoa joto na kemikali zinazohitajika kuunda uhai.  <response>: Scientists are now convinced that a vast internal ocean is, or was recently, roiling the surface and providing the heat and chemicals necessary to create life. 