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。
Медведев вышел в финал турнира в Дубае17:59
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Stopping the use of precise location data for targeted advertising. Ad tech companies facilitating ad auctions can and should remove precise location data from bid requests. Ads can be targeted based on people’s coarse location, like the city they’re in, without giving data brokers people’s exact GPS coordinates. Precise location data can reveal where we work, where we live, who we meet, where we protest, where we worship, and more. Broadcasting it to thousands of companies a day through RTB is dangerous.
The BBC's Europe editor Katya Adler hears from Greenlanders, whose island is embroiled in a geopolitical storm.。业内人士推荐heLLoword翻译官方下载作为进阶阅读
Author(s): Uttiyoarnab Saha, Ali Hamedani, Miguel A. Caro, Andrea E. Sand
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