backstop ['bækˌstɒp]

例句:

• Most reform proposals to date, however, still envisage a permanent federal backstop.
  然而到目前为止的所有改革提案都仍然假设政府会永久性地托盘.
  
• He acted as a backstop in case anything went wrong.
  他充当棒球捕手,以防出现任何差错.
  
• The government recently introduced an insurance program to backstop money funds.
  政府最近提出了一项保险计划,以支持货币基金.
  
• It refused to provide a financial backstop to potential buyers.
  来自WSJ
• Without the backstop of in-patient care, they and their families can find themselves neglected when they are most in need.
  来自BBC
• Yucaipa has agreed to backstop the program, meaning it will buy any stock that isn't purchased by other holders.
  来自WSJ