to surround a place , especially with an army , to prevent people or supplies getting in or out
发音
例句
1. The Afghan air force was using helicopters to supply the besieged town. 阿富汗空军正用直升机向被围城镇提供补给。 2. She was besieged by the press and the public. 她被媒体和公众纠缠不休。