They retreated before the enemy.

面对敌人，他们撤退了。

《牛津词典》

We kept firing away at the enemy until they retreated.

直到敌人撤退后，我们才停止射击。

youdao

Why did the soldiers blow up all the bridges when they retreated?

为什么士兵在撤退时，把桥梁都炸掉了呢?。

youdao

"They were devastated and they retreated from society, " she says.

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But two years later, they retreated after suffering heavy casualties.

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It also included a two-page spread featuring interviews with the IDF commanders who carried out the withdrawal recalling their adrenalin rushes as they retreated their forces across the border.

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