你说Federer是运气好呢，还是Mentally Tough？？
	文章来源: codeman 于 2008-01-20 21:22:36

2nd set tie-break he was down 2:5 and facing serve. To a normal player, he would be gone with set. Federer managed to level it with 5 all and then won the set although he had 2 set points against him.