独立区 meaning in English

isolated area

A region used , for example , in clipping or maintaining the invalid region of a window . implemented as a list of rectangles
区域，用来剪切或保持一个窗口的某个独立区，通常实现为一个矩形列表。
But now the department of health is considering a westminster council request that it should be allowed to create smoking " exclusion zones " outside bars , restaurants , clubs or workplaces so those caught smoking there could be punished
但是现在卫生部正考虑一个维斯敏斯特委员会要求应该准许在酒吧餐厅俱乐部或者工作场所以外建立吸烟独立区，因此那些被抓到在禁烟区抽烟的人会受到惩罚。