尤其令人惊奇是我们发现儿童的青春期发育与青少年时期所经历的事情有某种关系，而原本我们一直认为青春期发育是在儿童期就已经是固定下来的。
It's particularly surprising to see that a boy's puberty can be delayed as a result of events that happen in adolescence. We've previously assumed that these things are 'locked-in' in early childhood.
青春充满快乐，充满无奈，充满阳光，让我们伴着多姿多彩的生活，去描绘我们的青春。
Youth is full of happiness, full of frustration, full of sunshine, let us accompanied by colorful life, to depict our youth.
青春对于我们青少年来说是一个美丽的词语，青春是我们一生中最值得回忆的时代。 。
Youth his a beautiful word to our teenagers. Youth is the most memorable period of our life.
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