And he knows no landfill liner system is completely leak-proof, meaning there is some possibility that the industrial quantities of waste coming from the oil cleanup could pollute local underground water supplies.

VOA: standard.2010.08.05

It has the function, in other words, of negating its own meaning in another semiotic system, in this case the semiotic system of the stoplight.

也就是说，他有这样那样的功能，在不同语义系统中表示的甚至完全相反，就像红灯表示的这些不同含义一样。

耶鲁公开课 - 文学理论导论课程节选

They've tended to view the elaborate and carefully constructed texts of P as part of a system whose meaning derives from the larger cultural matrix or grid in which those materials are embedded.

他们注意观察P中十分详尽和仔细构造的内容,这个内容属于某个系统的一部分,源自一个更大的文化母体或网络,所有的这些材料内容都包含在里面。

耶鲁公开课 - 旧约导论课程节选