单词详解

 vt.

A.包围，围绕，圈住[H][(+with/by)] ( envelop completely)
Trees surround our house. 我们房子的四周都是树。

The prison was surrounded by high walls. 监狱的四周有高墙。

Mountains surround the small village. 大山环抱着这个小村庄。

B.包围，围困( surround so as to force to give up)
The police surrounded the house. 警察包围了这幢房子。

They have surrounded the town with troops. 他们出动军队包围了该城。

相关单词

   过去式：surrounded

过去分词：surrounded

现在分词：surrounding

第三人称单数：surrounds