surround是一个英文单词，作为动词基本含义为围绕;环绕;(使)包围，围住;与…紧密相关;喜欢结交（某类人）；作为名词基本含义为(物品的)边，饰边;周围；复数:surrounds ；第三人称单数:surrounds ；现在分词:surrounding ；过去分词:surrounded； 过去式:surrounded。

例句为The castle was originally surrounded by a triple wall, only one of which remains.这座城堡最初由三重墙环绕而成，现在仅存一道。High hills surround the valley.高山环绕峡谷。