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

• When the business failed, we had to fall back on our savings.
  生意失败了，我们只得靠积蓄过活。
• If we fall short of seeds and nuts, we'll need these berries to fall back on.
  要是种子和坚果不够的话，我们还要靠这些莓果过冬。
• 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。
• Doctors sometimes fall back on old cures.
  有时医生们求助于老的疗法。
• It's always useful to have something to fall back on.
  有点依靠的东西总是有用的。
• I still have the heart finesse to fall back on.
  我可以依靠红心飞牌。
• I don't even have that to fall back on.
  我连这个也不能依靠了。
• The country was in possession of the bosses and the emigrant and decent people had to fall back on sport or culture.
  现在国家掌握在大老板和侨民手里，体面人物不得不退回去搞体育文化。
• If these new methods don't work, we'll have to fall back on our old system.
  如果这些新方法不奏效，我们不得不依靠我们的旧系统了。
• 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。