fall back on

英 [fɔːl bæk ɒn]

美 [fɔːl bæk ɑːn]

（其他方法行不通时）转而做，转而使用，转而依靠

柯林斯词典

• PHRASAL VERB (其他方法行不通时)转而做，转而使用，转而依靠
  If youfall back onsomething, you do it or use it after other things have failed.
  1. Unable to defeat him by logical discussion, she fell back on her old habit of criticizing his speech...
     由于在条理上说不过他，她便转而重施故技，抓住他的演讲不放。
  2. When necessary, instinct is the most reliable resource you can fall back on.
     必要时，最保险的办法就是凭直觉判断。

双语例句

• By introducing a new response, you resist the temptation to fall back on old, stale beliefs.
  通过引入新的响应，你了抵制要回到旧的陈腐信念的欲望。
• She could fall back on her aunt.
  她可以依靠她的姑妈。
• She had other assets her brain and her passion to succeed to fall back on.
  她拥有其他可以倚仗的资本&她的头脑和她对成功的激情。
• In an emergency we can fall back on our savings.
  在情况紧急时，我们可以依靠我们的积蓄。
• You can always fall back on him when you are in difficulties.
  遇到困难时，你随时都可以找他帮忙。
• The public door ACL does not exist, so you fall back on the ACL of the parent.
  公共门ACL不存在，因此，您需要后退到上一级ACL。
• We all need a nest egg to fall back on, but not while wearing a good suit.
  我们都需要有个留窝蛋当退路，但不是在穿着一身好套装的时候。
• It's good to have a friend to fall back on.
  有个朋友可依靠是好事。
• She was obliged to fall back on her own resources and habits for everything connected with the future.
  未来的一切都必须依靠自己的智慧和平素的修养来解决。
• Fall back on old friends in time of need.
  在需要时求助于老朋友们。