So You Think You Can Dance舞林争霸第二期："首席舞者"朱洁静甘于从头开始 

The song is called waiting and the lyrics are quite simple: you've not been back since you left years ago My love then becomes helpless But I know that u will be back someday eventually There is too much loneliness in this world that I have to endure I'm waiting waiting for lifelong leaves turn green and wither But u r still away I'm waiting waiting for lifelong In this world u r all I have that's a rough translation hope that it can help u she is the chief conductor of Shanghai theatre, which means that she has nearly gained all fame she could have won in China and it takes her a huge amount of courage to participate in this dance competition.