encircle
v[Tn esp passive 尤用於被动语态]
form a circle round; surround 环绕; 围绕; 包围
a lake encircled by trees 树木环绕著的湖
enemy troops encircling the town 包围该城的敌军.
Officials used to have trouble with the foreign names of people passing through Ellis Island, and because they were so busy, many people's names got changed in the rush.