plughole [ˈplʌghoʊl]

例句:

• The water went down the plughole with a loud gurgle.
  水发着响亮的汩汩声流下了排水洞.
  
• Germans worry that their economy is going down the plughole.
  德国人担心他们的经济会滑入深渊。
  
• Millions of pounds have gone down the plughole.
  数百万英镑付诸东流。
  
• Plugholes Many people say that every plughole north of the Equator swirls the same way.
  来自BBC