unclog [ʌn'klɒg]

例句:

• Decongestants can help unclog a stuffy nose, and expectorants help loosen mucus.
  减充血剂能帮助解除鼻塞, 祛痰剂能帮助缓解多痰.
  
• That won't flush out all the sewage, but it should unclog some stinking drains.
  那样做虽不能将污物全部冲掉，但应该能疏通一些散发恶臭的排水管。
  
• The second method is to unclog our current monetary policy transmission channel.
  二是疏导我国现行的货币政策传导渠道,提高信贷传导渠道的效率.
  
• Vinegar can be used to clean tile and linoleum, unclog drains, remove mildew stains, shine silver and so much more.
  来自WSJ
• Others report using clips to hang Christmas tree ornaments, clean pipes and unclog tubes of glue.
  来自WSJ