Experts said there was still no experimental evidence to prove that the drop in crime was a direct result of efforts to clean up city neighborhoods.

VOA: special.2009.03.03

Is there any experimental evidence that can put this to the test? And the answer is yes.

还有什么其他的实验证据能检测这个吗,当然有。

麻省理工公开课 - 固态化学导论课程节选

And what it turns out is experimental evidence tells us that these two structures are equivalent.

而实验结果也告诉我们,这两种结构是等价的。

麻省理工公开课 - 化学原理课程节选

We need experimental evidence.

需要实验证据。

麻省理工公开课 - 固态化学导论课程节选

And you have to get N from experimental evidence.

同时你们也会通过实验得到N的值。

麻省理工公开课 - 固态化学导论课程节选