来自《耶鲁大学开放课程：聆听音乐 第10集 第10集》

• 
  
  That's stating something that we can sing,
  这些主题是具有歌唱性的
• 
  
  that we can remember.
  并且容易记忆
• 
  
  But Beethoven has to get from point A,
  但是贝多芬必须从A点的小调
• 
  
  the minor,to point B, the more lyrical major,
  发展到B点更为抒情的大调上
• 
  
  so he writes a transition.
  所以他写了一个连接段
• 
  
  So the second functional type here is transitional music.
  这就是第二种功能 连接性的音乐
• 
  
  We want to be able to differentiate thematic music
  我们需要能够区分主题性音乐
• 
  
  from transitional music.
  与连接性音乐
• 
  
  Then there are passages--and in sonata-allegro form
  另外在奏鸣曲式的乐章中间
• 
  
  it's in the middle of the movement--
  会出现一些经过句
• 
  
  that are exclusively developmental,
  也就是专门的展开性段落
• 
  
  where you take the material and play with it.
  将音乐素材做各种变化