translation.en: And here we're actually generating about 10 kilowatts -- so, enough to power probably five United States households -- with a kite not much larger than this piano.
translation.zh: 而且这样我们实际上可以生产大概10千瓦-- 所以，足够维持5个美国家庭用电-- 就用一个不大于钢琴大小的风筝。