hub
[hʌb]
n. 中心；毂；木片
参考例子
1.All of the devices attach to a hub are part of the same local area network.
附属于一个网络集线器的所有的设备是同一个局域网的一部分。
2.London was on the rise, starting to replace Amsterdam as the hub of world trade.
伦敦正在崛起，开始取代阿姆斯特丹成为世界贸易的中心。
3.Well advanced communication facilities, Jilin Province, four telecommunications transmission, one of the data hub.
通讯设施先进完备，是吉林省四个电信传输、数据枢纽之一。
英文解释
n.
1.the central part of a car wheel (or fan or propeller etc) through which the shaft or axle passes
2.a center of activity or interest or commerce or transportation; a focal point around which events re
网络释义
HUB
集线器; 轮毂; 花鼓; 交换机;
Switch Hub
交换机; 交换式集线器; 交换器; 交換式集線器;
Hub puller
轮毂拆卸器; 轮毂拆卸器—;
gear hub
齿毂; 齿轮毂; 齿轮套; 齿轮轮心;
hub brake
车轮制动器; 车轮闸;