translation.en: So it turns out that this dance has a great many variations and identifying the variations is really the thing that matters, and that's why we need this to be really, really good.
translation.zh: 因此挡拆的步伐多种多样， 能够识别这些不同的形式 是非常重要的， 这就是为什么我们对 机器的智能性要求相当高。