fall back

US /fɔːl bæk/

UK /fɔːl bæk/

撤退, 后退

to retreat or move back

•

The troops were ordered to fall back to a more defensible position.

部队被命令撤退到更易防守的位置。

•

When the enemy advanced, our soldiers had to fall back.

当敌人进攻时，我们的士兵不得不撤退。

依靠, 求助于

to rely on someone or something for support or help when in difficulty

•

If things go wrong, we can always fall back on our savings.

如果出了问题，我们总可以依靠我们的积蓄。

•

She had to fall back on her emergency skills during the crisis.

在危机中，她不得不依靠她的应急技能。