They decided to retreat lest they would be between two fires.

他们决定撤退,否则就要受两面夹击.

《简明英汉词典》

The reactionary authorities are between two fires and have been discredited.

反动当局弄得进退维谷,不得人心.

《现代汉英综合大词典》

The enemy is caught between two fires , from within and without.

敌人内外交困.

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Even if he isn't already dead, he's caught between two fires.

即使不死, 他也是腹背受敌.

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They were caught between two fires.

他们腹背受敌.

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I'm caught between two fires.

我腹背受敌.

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I tried to mediate in their quarrel, but soon found myself between two fires.

我本想调解他们之间的争吵, 可是很快就觉察到自己反而遭到他们的夹攻.

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