This was no ordinary second-round match for Serena Williams at the Australian Open, even though her opponent was ranked outside the top 200.
원문출처 : http://edition.cnn.com/2015/01/22/tennis/australian-open-williams-azarenka-djokovic/index.html?eref=edition
원문출처 : http://edition.cnn.com/2015/01/22/tennis/australian-open-williams-azarenka-djokovic/index.html?eref=edition