enclosure
/ɪnˈkləuʒə(r); ɪn`kloʒɚ/ n
1
(a) [U] enclosing of land 圈地
opposed to the enclosure of common land 反对把公地圈为私有.
(b) [C] (also inclosure) piece of land that is enclosed 被圈起的土地
She keeps a horse in that enclosure. 她在那个围栏里养了一匹马.
the members' enclosure, eg at a racecourse 会员座区（如赛马场上的）.
2 [C] thing that is enclosed (esp with a letter) 附件（尤指信内的）
several enclosures in the envelope 装在信封内的几份附件.