This is main string here on the stack.

这个是在堆栈中的主字符串。

哈佛公开课 - 计算机科学课程节选

Brian Greene one of the main proponents of String theory our ancestor were hunters and they needed to see the world in a precise position so they could hunt them.

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The strings predicted by string theory are so small and convoluted that unwrapping them would require energies that have not existed since shortly after the Big Bang. (This is the main reason why string theory remains just a theory.) Dr Arkani-Hamed's loops, however, may be observable with existing equipment.

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"We're coming to the endgame, " says Sally Thompson, executive director of The Border Consortium, the main agency providing aid to a string of Thailand camps, where you can find four generations living under one roof.

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