用作及物动词
▲S+～+n./pron. People besieged the singer.人们围住了那位歌唱家。
The pupils besieged their teacher with questions and requests.学生们把老师团团围住提出问题和请求。
◇ 用于be ～ed结构
The enemy were besieged by us.敌军被我们包围住了。
Troy was besieged by the Greeks for ten years.特洛伊被希腊人围困达10年之久。
He was besieged with requests for money.人们纷纷向他讨钱。
