As for the "being" of human itself, the morphology of being is either concerning the outerfield of life or the innate spiritual world. Zhuang Zi pays more attention to the latter.
Clearly, geophysicists who seek to explain and forecast changes in the field must understand what happens in the outer core.
显然，试图解释和预测磁场变化的地球物理学家必须了解外核发生了什么。
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The Earth's magnetic field is generated as the molten iron of the Earth's outer core revolves around its solid inner core; when surges in the molten iron occur, magnetic tempests are created.