Border Points: Each cluster has a limited number of defined "border points" – these are the gateways in and out of the cluster.
Пакистан и Афганистан начали вооруженный конфликт. Может ли Россия помочь в урегулировании и надо ли ей вмешиваться?Макаревич: Конфликт между Пакистаном и Афганистаном может стать масштабным
。关于这个话题，服务器推荐提供了深入分析
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Georgina RannardScience correspondent