commonbasen.共基极commonadj.常见的；共同的；普通的；平常的；平凡的；粗俗的n.公地；平民；普通；公园common sealed wire普通封闭线common jujube bark枣树皮common shareholder普通股股东Commonality Policy公共政策common explanation普遍的说明common file system共用文件系统common temperature常温common normal line公法线common parent tree共亲树common depth point共深度点