这一根本原因在于社会态度、规范和行为以及使其长期存在的政策。

The root causes reside in social attitudes, norms, and behaviours and the policies that perpetuate them.

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一到礼拜天，那些老人不知从哪全冒出来了。 礼拜一到礼拜五根本看不见他们。

On Sundays, old people seem to come out of the woodwork, whereas during the week, no one sees them at all.

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所以，密立根的文章根本不像我们现在认为的那样，是对光的量子理论的实验验证。

So Millikan's paper is not at all, as we would now expect, an experimental proof of the quantum theory of light.

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