That restaurant has served as a hub of the community for decades.
几十年来，这个饭店一直是社区居民交流的中心。
The airport is the economic hub of the area.
机场是该地区的经济枢纽。
The playground is the hub of parental supervision.
游乐场是家长监督的中心。
Boeing foresees the industry's current ' hub-and-spoke ' system giving way to more point-to-point connections, which many flyers prefer.
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