translation.en: Perhaps more interesting about this little engine is it'll burn any fuel, because some of you might be skeptical about the capability of this to have an impact, where most of the world you can't simply plug into your 120-volt outlet.
translation.zh: 也许这台小机器更有趣之处是，它会燃烧任何燃料 因为你们有部分也许质疑 这种性能的影响 在大部分地方你都不能轻易插入120伏特的插座