一个十三岁大的男孩儿 a thirteen-year-old boy
这个小孩名叫Andrew，十三岁大。
后面跟着一个约摸十三岁的男孩子。罗大告诉他们说，那是小少爷。
A boy of thirteen followed, and Lota told the drivers it was the young master.
脱（秃）发是困扰现代人的一大病患，据统计，大约有三分之一的男性二十三岁后会出现不同程度的脱发，谢顶现象。
Take off(bald)one of the hair is troubled modern patients, according to the statistics, about a third of men after 23 years oldn appears different degree of trichomadesis, bald pate phenomenon.
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