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

• Fall back on old friends in time of need.
  在需要时求助于老朋友们。
• She could fall back on her aunt.
  她可以依靠她的姑妈。
• 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。
• 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。
• 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。
• 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。
• I don't even have that to fall back on.
  我连这个也不能依靠了。
• He has his rich parents to fall back on.
  他可以依靠他有钱的父母。
• 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。