Broadcast-television advertising has suffered from audience fragmentation as channels have proliferated.

频道（数量）激增，观众群过于分散，广播电视的广告业务深受其害。

youdao

We offer a theoretical framework for understanding fragmentation and advocate for more audience-centric studies.

我们提供了一个理论框架用于理解媒介细分并且提倡以受众为中心的研究。

youdao

Like television itself, the business of TV advertising has had to learn to cope with audience fragmentation.

NEWYORKER: Streaming Dreams

Because of this new world of information sharing and audience fragmentation, it is important that the messaging in advertising, media (in a PR domain), product packaging, internal and external memos, etc. be consistent.

FORBES: PR Is Dead

Wielding a black Magic Marker, he charted the big bang of channel expansion and audience fragmentation that has propelled television history so far, from the age of the three networks, each with a mass audience, to the hundreds of cable channels, each serving a niche audience twenty-four-hour news, food, sports, weather, music and on to the dawning age of Internet video, bringing channels by the tens of thousands.

NEWYORKER: Streaming Dreams