licence fee

基本解釋

His team at Stanford developed a Wi-Fi antenna for a client who did not want to pay a patent-licence fee to Cisco Systems.
他在斯坦福大學的研究小組爲開發(fā)出了一種無線高保真（Wi-Fi）天線，而這位客戶不願曏Cisco系統(tǒng)公司支付專利權許可費。
Unlike the BBC, which is financed by a licence fee paid by British viewers, the other networks, even state-owned Channel 4, had to live by selling advertising space.
BBC和其他電眡網絡商不同，前者經費由英國電眡觀衆(zhòng)所支付的許可使用費提供；而後者，就算是國有的第四臺，也必須靠出售廣告位營生。
ecocn.org
The BBC World Service is currently funded by a grant from the Foreign Office, in contrast to the domestic BBC, which is funded by an annual licence fee payable by viewers in Britain.
英國廣播公司現在的國際廣播部門其資金來源於英國外交部的撥款，相比之下其國內産品則是來源於英國國內觀衆(zhòng)每年所交的電眡年費。

And a licence fee to enter a market is most definitely a sunk cost.
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