Sheldon is a string theorist, and string theory also predicts the existence of magnetic monopoles.

Sheldon是搞弦论的理论物理学家，而弦论也预言了磁单极子的存在。

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His life has all the look and sound of a fully respectable intellectual activity, rather like, one feels uneasily, the life of a string theorist today.

NEWYORKER: Moon Man