scummy ['skʌmɪ]

例句:

• I don't like walking through the scummy part of town.
  我不喜欢走过城里的下层居民区.
  
• A scummy sterility hanging over the town, a fog of book - learning.
  这座城镇笼罩在一种卑下的贫乏和啃书本的浓雾中,学的全是以往的渣滓.
  
• That's a scummy trick.
  那是一种卑鄙的伎俩.
  
• You know, I can tell when someone's argument is intellectually bankrupt when they resort to your scummy tactics!
  来自SA
• If someone you agree with tries a low-class scummy trick they are "clever".
  来自SA