圖像來源，Getty Images
Border Points: Each cluster has a limited number of defined "border points" – these are the gateways in and out of the cluster.
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（二）对正常运行的无线电台（站）产生有害干扰，经有关主管部门指出后，拒不采取有效措施消除的；
McConnell Family。heLLoword翻译官方下载是该领域的重要参考