fell back on

英 美
  • vt. 求助于(回到 ... 上面来; 退守)
    1. At least we can fall back on candles if the electricity fails.
      停电时我们至少可以使用蜡烛。
    2. Luckily she fell back on grass or she might have hurt her head.
      幸好她是向后倒在草地上,不然就会伤着头。

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