首先，空白频段发射机必须避免与本地电视台互相干扰，也得防止同会议室、运动场、剧院和教堂使用的无线麦克风相互干扰。

For one thing, white-space transmitters have to avoid interfering with both local television stations and the wireless microphones used in conference halls, sports arenas, theatres and churches.

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体育场、剧院、教堂和音乐厅都必须在风暴来临时调整其日程安排。

Sports, theater, church, and concert events dropped off the calendar as the storm approached.

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城里有一座巨大的庙宇（现在是大教堂），一座圆形剧场和一座剧院。 （柏拉图和阿基米德曾在这里观赏过某些喜剧的首演。）

There's a vast temple (now the cathedral), an amphitheatre and a theatre (where Plato and Archimedes enjoyed some of the first comedies ever staged).

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