激素水平的降低是造成骨质疏松的内在和本质原因。

Hormonal level reduction is the internal and intrinsic cause of osteoporosis.

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中国股票市场异常波动的本质原因在于制度控制缺陷。

The essential reason of abnormal fluctuations in Chinas market lies in the system control flaw.

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所有这些标志着都需要解决问题的本质原因，欧洲的主权债务危机。

All of which underlines the need for a solution to the root cause of the problem, Europe's sovereign-debt crisis.

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Or is there another reason having to do with intrinsic respect for the person as an individual?

还是有另一原因,这其实跟在本质上尊重每个个体有关？

耶鲁公开课 - 公正课程节选

Inside here you have electronic states.

更本质的原因是电子的状态。

麻省理工公开课 - 固态化学导论课程节选