To encircle something or someone means to surround or enclose them, or to go round them.
例句
A forty-foot-high concrete wall encircles the jail...监狱周围有一圈40英尺高的混凝土墙。By 22nd November the Sixth Army was encircled.到11月22日,第六军被包围了。
英汉词典释义
vt.
包围;环绕
A band of gray hair encircled his bald dome.他的秃头顶四周长着一圈灰白的头发。Strong fingers encircled her tiny wrists.强有力的手指箍着她那细小的手腕。The army encircled the airport.军队包围了机场。We should encircle the enemy forces completely and let none escape from the net.我们应该四面包围敌人不使一人漏网。
英英词典释义
Verb
1. be around;
"Developments surround the town""The river encircles the village"