siege

The castle was under siege for weeks, the defenders growing weaker with each passing day.城堡被围困了数周，防守方随着日子的推移变得越来越虚弱。

During the siege, they had no choice but to ration their food, hoping for help to arrive.在被围困期间，他们别无选择，只能定量配给食物，期盼救援的到来。