• So what we see is a bond order of 0, and again, the bond is very, very weak.

    我们看到键序是0,同样的,键非常非常

    麻省理工公开课 - 化学原理课程节选

  • And,this republic is strongly identified with Paris, and if,because of the fear of Caesarism, the fear of another Napoleon, or another Robespierre before that, or another Napoleon III, they create executive authority that's extremely weak.

    这个共和国很大程度上就等同于巴黎,由于惧怕个人独裁,惧怕出现另一个拿破仑,或在那之前出现另一个罗伯斯庇尔,或另一个拿破仑三世,为防万一,他们将行政权定得非常弱

    耶鲁公开课 - 1871年后的法国课程节选

  • So what actually turns out the reality is that h e 2 does exist, but it exists as the weakest chemical bond known, and it wasn't, in fact, even found to exist until 1993, so I can assure you this is not a bond that you see very often in nature, and it is a very, very weak bond.

    实际上He2键是存在的,但它是目前所知的最的键,直到1993年它才被发现,所以我可以向你们保证在,自然界你们不可能经常看到它,它是种非常非常弱得键。

    麻省理工公开课 - 化学原理课程节选

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