来自《耶鲁大学开放课程：新生有机化学 第4集 第4集》

• 
  
  and even atoms, but not bonds.
  甚至原子 不过看不到化学键
• 
  
  So it's not doing what we need to do for our purposes.
  所以这与我们的目的还是有点差距
• 
  
  Now, that's -- I'm going to spend the last few minutes
  现在 那是 我将要花最后的几分钟
• 
  
  going over the problem that we were looking at with --
  来讲一下我们的习题
• 
  
  remember you were supposed to draw
  记得你应该要画出
• 
  
  all the resonance structures for H, C, O, N isomers.
  HCON的所有共振结构的
• 
  
  I think you remember that.
  我想你应该没忘
• 
  
  Okay, so let's just look at it.
  好吧 那么我们就看一下
• 
  
  So what we're going to do is
  那么我们要做的是
• 
  
  compare what we see with Lewis theory with things
  比较一下我们用路易斯理论得到的
• 
  
  that have been calculated by reasonably good quantum mechanics;
  和用量子力学计算得到的
• 
  
  not the very, very highest level, but a pretty good level.
  不是最最高阶的量子力学 不过已经够了