Hub A common connection point for devices or nodes in a network or sub-network. Hubs are commonly used to connect segments of a LAN and contain multiple ports.是什么意思_Hub A common connection point for devices or nodes in a network or sub-network. Hubs are commonly used to connect segments of a LAN and contain multiple ports.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句