在医学上，青春期并不是一个模糊的概念。自20世纪中期以来，儿科和内分泌学界主要通过几类指标来判断青春期的启动时间：女孩乳房发育的起始（thelarche）、阴毛出现，以及第一次月经（初潮，menarche）。这些体征被系统地纳入性成熟评定分期体系（ Tanner ），并长期作为国际通用的临床评估工具。
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It was less the size of the initial debt, he explained, than the way above-inflation interest rates meant the interest charged alone was now almost as much as the original sum. “So was it mis-sold to me?” he asked, rhetorically. “Yes, I’d say so.”
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The easiest thing we can do with our cursor-navigation Ansi escape codes is to make a loading prompt:
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