The great majority of analyses of advertisements concentrated on their contents, and very few on their signal function.

大量对广告的分析，集中在广告传播的内容层面，而较少注意到广告的信号作用。

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In the last chapter we study the asymptotic behavior of solutions to the model when the signal function is a nonlinear constant function.

第三章研究信号函数为分段常数非线性函数时模型解的渐近行为。

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In summary, this study proved signal function and transmission pathway in inter-jujube in field conditions, explored defense response mechanism in neighbouring jujube exposed by HIPVs.

综上所述，本文探明了田间条件下，枣树株间信号的传递途径和作用方式，探讨了虫害挥发物引起邻近枣树防御反应的作用机制。

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The author is a signal, is what Foucault calls a "function."

作者是一个标志，就像福柯所说的“功能“

耶鲁公开课 - 文学理论导论课程节选

And I think one of the reasons why it would be such a good thing if an agreement could be reached on these fiscal and budget issues, is that it would send a signal that Washington can function and that compromise can happen.

WHITEHOUSE: Press Briefing by Press Secretary Jay Carney,

More broadly, continued inability to address the fiscal issues will signal that the United States government cannot function efficiently to the global market.

FORBES: It's Wednesday, November 7th: Now What?

Chief technical officer Nigel Gilhespy says the fabric is made of five layers of fabric, three of which are conductive, which means they create an electrical signal and perform a high-tech function.

CNN: From chemistry to catwalk