如果你曾是多年来反复播放的电视剧《超人》的粉丝，你就会知道，X射线视力总是超级英雄的最令人印象深刻的技能之一。
If you were ever a fan of any of the "Superman" television series on TV over the years, you know that X-Ray vision was always one of the superhero's most impressive skills.
研究者们为这种技术找出了一些应用方式，例如让MP3播放器更换音乐，或者是不用手柄就玩吉他英雄这样的游戏。
The researchers see a number of applications for the technology, from changing songs on MP3 players while occupied with tasks like jogging to playing video games like Guitar Hero without a controller.
有些受人欢迎，如电台重新播放长期被禁的老歌，曾被官方宣传丑化的英雄获得称颂。
Some are welcome. Old songs, long-banned, are on the radio again. Heroes once vilified by official propaganda are celebrated.
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