1、核心词句1.surround vt.&vi.包围,围绕常用结构:surround...with...使……包围besurroundedby/with被……包围Thecityissurroundedonallsidesbyhills.这个城市被群山环绕。 Weare surroundedbywordseveryday. 拓展(拼写不同)surrender v. 投降surroundingadj.附近的;周围的surroundingsn.环境;周围的事物beencircled[with] 被...环绕Ienclosehere wi