1. 围住 , 封入 [U] The enclosure of public land meant that ordinary people couldn't use it. 公共土地的圈围意味着普通人将不能使用它。

2. 圈地 ; 围场 [C] There is a public enclosure of a racecourse. 那儿有个作赛马场的公共圈地。

3. 围栏 , 围墙 [C]

4. ( 信函的 ) 附件 [C] I received a letter with three enclosures . 我收到一封有三份附件的信。