noun [抽象名词] （军队或警察对某地的）围困，包围；不断的攻击
We must do everything possible to lift the siege. 我们必须尽一切可能解除包围。
verb [vt. 及物动词] 围攻，包围
If police, soldiers, or journalists lay siege to a place, they surround it in order to force the people there to come out or give up control of the place. 包围
