There are some who say Marconi lost his edge when commercial broadcasting came along; he didn't see that radio could or should be used to frivolous ends.

有人说，当商业广播出现时，马可尼失去了优势，他认为收音机不可以也不应该用于无聊的目的。

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Their competition and collaboration were creating the broadcasting industry in the United States, beginning with the introduction of commercial radio programming in the early 1920s.

从20世纪20年代早期引入商业广播节目开始，这些竞争与合作就在开创美国的广播产业。

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Even more importantly, this success would prove he was right to follow his own beliefs, rather than trying to work within accepted broadcasting formats and supposedly commercial formulae.

更重要的是，这次成功证明他没有追随公认的广播套路和理论上的商业规则而只跟从自己的信念是完全正确的选择。

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Broadcasting - commercial and public - is regulated by the Broadcasting Authority of Ireland.

BBC: Ireland country profile

Deloitte's Football Money League list is based on a club's revenue from match-day revenue, television broadcasting rights and commercial revenue.

CNN: for

As the owner of 12 of the country's 15 regional commercial broadcasting franchises, the company is expected to bring in more than 50 pence in every pound spent on television advertising from the start.

BBC: NEWS | Business | ITV: A third force in broadcasting