fallback [ˈfɔlˌbæk]

例句:

• Yesterday'svote itself was a retreat from an earlier fallback position.
  昨天的投票本身就是放弃先前所留退路的做法。
  
• What's our fallback if they don't come up with the money?
  要是他们拿不出钱，我们如何应变？
  
• Our fallback position was thus in print before our negotiations had ever begun.
  我们的谈判还没有开始,我们的底牌就见诸文字了.
  
• My fallback position would be to abolish it except for judicial nominations.
  来自NEWYORKER
• Take the issue of reforming retirement programs long a key Democratic fallback.
  来自NEWYORKER
• It is seen as a fallback plan in the event that debt negotiations fail.
  来自VOA