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

• She could fall back on her aunt.
  她可以依靠她的姑妈。
• It is these things where we should fall back on expert judgment and more experienced people.
  在这些事情上，我们应该听从专家和更有经验的人的判断。
• We had to fall back on dried milk as fresh milk wasn't available.
  因为找不到鲜奶，我们不得已使用了奶粉。
• 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。
• 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 John loses his job, he has nothing to fall back on.
  如果约翰失掉这份工作的话，他就无所依靠了。
• 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。
• Don't fall back on others but do the job yourself.
  别依赖别人，你自己干。
• 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。
• He has his rich parents to fall back on.
  他可以依靠他有钱的父母。