I created Teens Helping Seniors with my friends.
我和我的朋友一起创建了“青少年助老”这个机构。
In another analysis, researchers found that today's teens go out with their friends much less often than previous generations did.
在另一项分析中,研究人员发现,如今的青少年与朋友外出的次数比前几代人少得多。
The researchers discovered that the number of risks teens took more than doubled when their friends were watching, compared with when they played alone.
研究人员发现,与单独玩耍时相比,青少年在朋友旁观时所承担的风险是前者的两倍以上。
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