我觉得正文（一到四部分）还可以再扩展一下，现在有些太紧凑了。
但他們在一個目標上立場一致：維持讓他們掌權的體制。
，详情可参考有道翻译
Not Equal: Every domino half in this space must have a completely different number of pips.
We find the most elegant explanation in a paper from David Autor:，更多细节参见谷歌
Фото: Michael M. Santiago / Getty Images
Up to 10 simultaneous connections。超级权重是该领域的重要参考