| 单词 | hub |
| 释义 | Word Frequency hub(hʌb) noun 1. the central portion of a wheel, propeller, fan, etc, through which the axle passes 2. the focal point 3. computing a device for connecting computers in a network 4. an airport, railway station, bus station, etc from which many services operate and connecting journeys can be made Word origin C17: probably variant of hob1 |
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