比利时根特大学的西蒙·库恩博士与他英国和德国的同事一道分析了150多名青少年的脑部扫描结果，这些青少年都被归类为中等或非常喜欢玩电动游戏的人群。
Dr Simon Kuhn of Ghent University in Belgium and colleagues in the UK and Germany analysed brain scans of more than 150 teenagers who were classified as playing video games either moderately or a lot.
早在1870年，马克·吐温便尝试着写故事，讲述一个叫比利·罗格斯的小伙子少年时代的探险经历。
As early as 1870 Twain had experienced with a story about the boyhood adventures of a lad he named Billy Rogers.
很多像比利和他的朋友这样的青少年，有这样的看法。
There are many teenagers who think like Billy and his friend.
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