... fallback state 后退状态 fallback area 隐蔽区 fall back 后退 ...
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A town might have a lot of hotspots providing fast, short-range access, along with a larger base station covering the entire area with a slower connection as fallback.
一个城市可以拥有许多提供快速、覆盖范围小的接入方式的热点地区，同时还有一个更大的基站以较低的接入速率覆盖整个地区作为候选。
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