District Ba区域“吧”
districtn.地区;行政区vt.把 ... 划分成区
district for county撒县改区
district power grid区域电网
district power gird地区电网
district income gap地区间收入差距
district assessment分区评价
district councilman县议员
district environment区域环境
district development区域发展
district heat supply区域供热
district fire system区域消防系统