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.

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。

youdao

It has wide roads, as well as many squares, public buildings, churches, theatres and cafes.

它有宽阔的道路，有广场、公共建筑物、教堂、剧院和怡人的咖啡店。

youdao

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.

ECONOMIST: Difference Engine