The intrinsic factors and outer complications of carbamide caking were investigated by experimentation in text.

本文研究了尿素结块的内在原因与外在影响因素。

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For, until recently, no one had actually thought to ask by experimentation just how intelligent reptiles really are.

直到最近，人们都没有真正想过要通过实验测得爬行动物的智商到底如何。

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Hypotheses and theories are part of the scientific method - the process of asking and answering questions by experimentation.

假设和理论，都是科学方法的一部分——它们是提出问题和依靠试验来回答问题的过程。

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First, that Mr. Scorsese, who has always yearned for a big popular success, finally has one in "The Aviator, " a flashy entertainment in which Howard Hughes intersects with Hollywood, but it may not win him the directorial Oscar he deserves for a career distinguished by daring experimentation, dazzling innovation and technical expertise.

WSJ: Fighting Irish

This means finding new ways to encourage innovation and experimentation by staff and clients.

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Experimentation by definition means trying out things that may not have been tried, and possibly lead to dead-ends.

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