美国青少年人群中的婴儿出生率在经历十四年的持续下降之后开始上升。
The birth rate among teens overall in the United States is rising after 14 years of decline.
结论岳阳市健康青少年人群的抗白喉抗体水平较高，能够有效防止白喉流行。
Conclusion The level of antibodies against Bacilius diphtheriae in teen-age people in our city is high enough to prevent diphtheria epidemic outbreak.
目的调查河南省青少年人群非结核分枝杆菌的感染情况、变化趋势及影响因素。
Objective To investigate the NTB infection rate among adolescent and its changing tendency in Henan.
随着生活水平的提高，我国青少年人群中肥胖人数越来越多，已成为危及青少年健康的隐患。
The number of youngster obesity is more and more with the standard of livings improvement. It is the hidden trouble to jeopard the youngsters health.
在这些使用奥利司他1年的青少年人群中尽管出现了胃肠道不良反应，但未见其它不安全事件。
The use of orlistat for 1 year in this adolescent population did not raise major safety issues although gastrointestinal adverse events were more common in the orlistat group.
此外，人们担心移动技术广泛进入教学领域会使得市场推销者可以更直接地左右心智仍未成熟的青少年人群。
And there's worry that wide adoption of mobile technologies for learning will give marketers direct access to a very 17 impressionable demographic.
它开始为一些小的乐趣，最终成长为一个庞大的恶作剧时，全城所有的人，特别是年轻女孩被水浸湿的青少年人群了。
It started as some small fun but eventually grew up into a massive all city wide prank when people, especially young girls are being wetted with water by crowds of youngsters.
Gillman说，“研究估计，在过去10年中青少年人群体重增加问题可能与每天增加了150卡路里摄入有关。
Studies estimate that you can explain the amount of excess weight gain in the U. S. adolescent population over the past 10 years or so with the addition of only 150 calories a day.
尤其对中小学生这一青少年人群中的特殊群体，产生了更为强烈的冲击，并对中小学生的教育管理提出了新的问题与挑战。
Especially primary and middle school students of the special group of young people, have a very strong impact management of the education of Chinese students to the new problems and challenges.
一位儿童健康首席专家声称，英国每年死亡的青少年人群中，至少有3000人是可以防止的，他们绝大多数是遭受英国酗酒和吸毒文化的毒害。
young people in the UK every year could be prevented and many are precipitated by Britain's drink and drugs culture, a leading child health expert claims.
一位儿童健康首席专家声称，英国每年死亡的青少年人群中，至少有3000人是可以防止的，他们绝大多数是遭受英国酗酒和吸毒文化的毒害。
young people in the UK every year could be prevented and many are precipitated by Britain's drink and drugs culture, a leading child health expert claims.
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