raise the siege

撤围
常用释义
撤围
停止围攻
解除围困

例句

1·The general's own men were falling sick through continued hardship, so he gave the order to raise the siege on the beleaguered city.

将军手下的人马因长期艰苦而相断病倒,因此他下令中止对该城的围攻。