In countries such as the USA, only 10% of teenagers spend time outside every day.

在美国等国家，只有10%的青少年会每天花时间外出。

youdao

The researchers theorized that dating violence was just one of several problem behaviors - such as weapon carrying, academic difficulty and substance abuse - that occur together in teenagers.

研究人员从理论上推断恋爱暴力行为只是青少年身上集中出现的几种问题行为之一，比如，携带武器、学业困难及滥用药物等。

youdao

I keep being told that teenagers such as my own children now keep in touch with each other "only by Facebook".

人们一直告诉我说，像我孩子一样的青少年现在都“只靠Facebook”保持相互间的联系。

youdao

In addition, the increase would affect only about 9% of the workforce, mainly young workers, such as teenagers.

FORBES: Minimum Wage Oddities

Such adjustments as denying teenagers the dole are seen as necessary tweaks, not a conservative revolution.

ECONOMIST: The centre-right heads for victory in next week's election

The list also includes books for older children like Roald Dahl's The Twits, plus titles beloved of teenagers such as Stephanie Meyer's Twilight series and The Hunger Games by Suzanne Collins.

BBC: Pride and Prejudice tops teachers' favourite 100 books