Scorched earth policy.

焦土战术。

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They should also be advised that a Scorched Earth policy carried out by their operatives will not be tolerated and we have measures in hand should this be contemplated.

我们会建议他们，他们的焦土政策是不会被我们容忍的，一旦发现，我们会立即采取措施。

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He employed a scorched-earth policy, destroying villages and burning crops.

他采取了焦土政策，摧毁村庄并烧掉了庄稼。

《柯林斯英汉双解大词典》

But Communities and Local Government Minister Grant Shapps rejected the opposition's charges and accused Labour of leaving the coalition a "toxic legacy of debt" under their "scorched earth policy".

BBC: Local government cuts will 'hammer' poorer areas

Scotland's energy minister said in terms of the energy market "abandonment of Scotland" or a "scorched earth policy" by the UK government if Scotland became independent would lead to consequences south of the border which "would be disastrous".

BBC: Energy Committee 2

It is a scorched earth policy.

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