There are profound objective reason and subjective reason in appearance of this kind of phenomenon.

这种现象的出现有着深刻的客观原因和主观原因。

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"We think there is no objective reason for a downgrade or negative outlook on France's credit rating," comments one.

他说：“我们认为对法国信用等级的降级和前景消极的看法没有客观依据。”

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Various natural fractures are the objective reason of leakage in carbonate reservoir, while the tools vibration, stress release and induced fractures are the external reasons of leakage.

天然裂缝发育是工区碳酸盐岩储层漏失的客观原因，钻具震动、应力释放、诱导裂缝是产生井漏的外部原因。

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The reason for that second objective is also the reason for thinking 2011 might, in the history books of the future, be seen as the year when the space cadets' dream finally died.

ECONOMIST: Inner space is useful. Outer space is history

Objective factors may not be the only reason for the pay difference, however.

FORBES: Female Doctors Face A $2.3 Million Wage Gap

Still, for those willing to be objective about Obamacare, there is good reason to suggest that the added regulatory review instituted by the ACA seems to be paying dividends.

FORBES: Health Insurance Company Requests For Double Digit Premium Increases Plummeting-More Proof Obamacare Is Working?