First it introduces TTCM and MAP algorithm and then compares the difference between binary MAP and Symbol by Symbol MAP.

简要介绍TTCM技术及符号MAP算法，并比较了二进制MAP算法与符号MAP算法的差别。

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It allows for this map between a symbol, say a spoken word, and any sort of thought we want to use.

语言允许在符号，比如说出的一个词，与我们想要使用的任何想法之间，存在着这种映射关系。

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But an important element of understanding any kernel is the map of the kernel, which provides symbol information (such as functions and variables as well as their addresses).

但是理解任何内核的最关键要素是内核的映射，它提供符号信息(比如函数、变量以及它们的地址)。

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It allows for this map between a symbol, say a spoken word, and any sort of thought we want to use.

语言允许在符号,比如说出的一个词,与我们想要使用的任何想法之间,存在着这种映射关系

耶鲁公开课 - 心理学导论课程节选

"You can see it for yourself, " Weaver moaned to a reporter, staring Friday at all the vacant lots, overrun with weeds that are taller than he is, at all the abandoned shells of former homes, many of them still marked with the spray-painted "X" that became the grim symbol of a great American city nearly wiped off the map.

NPR: New Orleans: A Tale Of 2 Cities Since Katrina