doc.

例句:

• It was a horrible joke, but Doc Daneeka didn't laught.
  这是个天大的笑话, 可是丹尼卡医生并没有笑.
  
• Doc, this is Johnny Smith, the man Jack's been.
  医生, 我是强尼.史密斯, 杰克提到过的人.
  
• If you don't mind my asking, doc, what are you doing out there?
  如果不介意的话, 博士, 我想问问你到那里做做什么?
  
• They were called vassals, Doc, not vessels.
  来自NEWYORKER
• You really hit the nail on the head Doc!
  来自SA
• However, your doc should know of this machine.
  来自SA