quicksand [ˈkwɪkˌsænd]

例句:

• The sandbank was uncertain, like quicksand under his feet.
  那个沙坝并不稳固，他脚下如同踩着流沙一般。
  
• I was about to sink into the quicksand of sin.
  我就要陷入罪孽的深渊了。
  
• The research seemed founded on quicksand.
  这项研究犹如建在流沙之上，基础极不稳固。
  
• The country is stuck in economic quicksand.
  来自THETIMES
• West Coast landfill areas which turns into Quicksand caused by earthquakes.
  来自SA
• The whole question of the ethics of vivisection is just quicksand.
  来自SA