7岁之前容易掌握第二语言，青春期之后这种能力明显逐渐下降。
While new language learning is easiest by age 7, the ability markedly declines after puberty.
按照习惯，年轻的新娘在青春期前应该住在家里，到第二次仪式时再把她交给她的丈夫。
By tradition, the young bride is expected to live at home until puberty, when a second ceremony transfers her to her husband.
我现在必须得早起去上学，第一，是因为要搭乘公交车；第二，是因为我现在接近青春期了，我必须要加倍照顾好自己。
I had to get up for school earlier than in the past, partly because of having to be bussed to school and partly because I had to take better care of myself now that I was in my preteen years.
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