translation.en: They all crawl in different ways, and you can see on the right, that we actually made a couple of these things, and they work in reality. These are not very fantastic robots, but they evolved to do exactly what we reward them for: for moving forward. So that was all done in simulation, but we can also do that on a real machine.
translation.zh: 以不同的方式爬行，在右边你可以看到 我们真的做出了几个这样的玩意儿， 它们在现实中真的能工作。这些还算不上非常先进的机器人， 但它们的确按照我们奖励的方向进化了： 那就是向前进化。这些都是模拟的， 但我们在真的机器上也做成功了，