<prompt> Nyora kuenderera kweiyi ndima - Muna 2010, Yefimova akahwina menduru dzegoridhe pa2010 European Aquatics Championships  <response>: mumakwikwi emamita 50 ne100. Muna 2012, Yefimova akagamuchira bronze pa 200 m pa 2012 Summer Olympics, aine 2: 20.92. Gore rakatevera pa2013 World Aquatics Championships muBarcelona akakunda mumakwikwi e200 m nenguva dza 2:19.41. Mumakwikwi emamita makumi mashanu, muRussia akawana rekodhi yenyika nyowani ye29.78 iyo yakaputswa mumasemifaira naRūta Meilutytė. Yefimova akakunda mufainari aine 29.52. 