subsurface ['sʌbˌsəfəs]

例句:

• Europa Jupiter's smooth moon may have subsurface oceans.
  来自BBC
• They can be misidentified easily in the subsurface as fossil offshore bars.
  它们在地下深处最易于与石化了的滨外沙洲混淆起来.
  
• Perhaps this is caused by the sudden melting of subsurface permafrost.
  可能是地下永久冻土突然融化所造成.
  
• Hydrologists are often interested in the solution of subsurface - flow problems.
  水文工作者很关心地下水流问题的求解.
  
• Furthermore, subsurface water is no longer needed.
  来自SA
• Company CEO Tony Hayward continues to deny such subsurface plumes might exist.
  来自SA