On your marks, set, go -- the Rio Games are here and the next chapter in Olympic history is about to be written.
원문출처 : http://www.cnn.com/2016/07/31/sport/rio-olympics-2016-ones-to-watch-usain-bolt/index.html
원문출처 : http://www.cnn.com/2016/07/31/sport/rio-olympics-2016-ones-to-watch-usain-bolt/index.html