The beauty of the experimental design is that it effectively rules out confounding variables; acoustic isolation assures that the female can respond only to the song structure itself.
实验设计的美妙之处在于它有效地排除了混淆变量；声学隔离确保了雌性只能对鸣声结构本身做出反应。
Psychologist Nina Strohminger at the University of Pennsylvania, who was not involved in the study, says she wants the effect to be real but cannot rule out some unknown confounding variable.
没有参与这项研究的宾夕法尼亚大学心理学家尼娜·施特罗明格指出，她希望这种影响是真实的，但不能排除一些未知的混杂变量。
Just what goes into well-being is confounding.
如何幸福，是一个让人混淆的问题。
As far as skulls are concerned, there is one confounding variable: climate.
至于说到头骨，这里有个容易混淆的变化因素：气候。
Analyses were adjusted for confounding variables using logistic regression.
使用逻辑回归调整了混杂变量分析。
Well, record-breaking has a habit of confounding even the best-qualified pundits.
好了，破纪录有混淆甚至是最合格的专家的习惯。
Fourth, residual confounding by SES or other unmeasured factors might be a concern.
第四，应该注意到由于SES或者其它不确定的因素造成的剩余混淆。
Breaks with congressional intent... -confounding to me... -congress... -... was lied to.
背离国会的意图…-让我感到困惑…-国会…-…被骗了。
Data on possible confounding factors were obtained from an extensive, structured interview.
可能的混合因素资料从多方面，结构性访谈中获得。
Pathogens continually evolve, confounding the ability of the immune system to recognize them.
病原体始终在进化，使免疫系统失去辨认它们的能力。
Worse yet, his did this after he had corrupted it by confounding it with another Native culture.
更糟糕的是，他的行为玷污了另一个印第安文化。
Autism is a confounding neurological disorder that affects an estimated one in 110 U.S. children.
自闭症是一种神经系统失调症，每110个美国儿童中就会有1个自闭症患儿。
One confounding factor is that the late Cretaceous was also a period of great volcanic activity.
但后白垩纪火山运动频繁，这一点很容易混淆视听。
Thus residual confounding could not be completely excluded, and the findings could not assign causality.
这些残留的混乱不能被完全的排除，这个结果不能认为有因果关系。
For English speakers with subpar Chinese skills, daily life in China offers a confounding array of choices.
对于中文不过关的英语人士来说，在中国生活不得不稀里糊涂地做各种选择。
But Mr Ariely and his colleagues demonstrate a mechanism through which such confounding effects could operate.
但是Ariely先生和他的同事们论证了这类干扰效果得以运行的一套原理。
After adjusting for potential confounding factors, the corresponding risk reductions fell slightly to 28% and 32%.
在调整潜在混杂因子的影响后，相应的患病风险下降率下降到28% - 32%。
In many cases, there are confounding factors that are unmeasured which are probably related to differences in outcome.
在很多情况下，很多因素可能作为混杂因素导致不同的结果。
Slotover: So there's a kind of art feeling when you walk in and, as Amanda said, a kind of confounding of expectations.
斯洛·托夫：就如阿曼达所言，走进来你就有一种艺术的感觉，有种出乎意料的感觉。
One possible confounding factor, however, is that the children were not tested for lead exposure when they were toddlers.
然而一个可能的混淆的因素是孩子没有被测试是否在刚学走路时就处在污染环境中。
And the last possibility is what is known as confounding, because it confounds our ability to figure out what's going on.
而最后一种可能，叫做混杂因素，因为它模糊我们找到真正原因的能力。
In addition, the lack of microscopic analyses of blood slides in these units introduces the effects of many confounding diseases.
此外，这些部门缺乏对血片的显微分析，引进了许多混杂疾病的效应。
It's a confounding question on the lips of disease detectives: Why have the only deaths from the swine flu outbreak happened in Mexico?
CNN -这是个疾病专家都在问的恼人问题：为什么猪流感爆发却只在墨西哥发生死亡病例呢？
As investors ponder their next moves in this unusually unpredictable cycle, they are confronted with a confounding array of potential risks.
当投资者考虑自己在这轮极其难以预知的周期中的下一步举措时，他们面临一系列令人困惑的潜在风险。
A musical finale here at Soccer City, South Africa is swelling with pride after confounding the skeptics and hosting an almost flawless tournament.
足球城体育场内响起闭幕音乐，南非成功地消除了怀疑论者的疑虑，举办了几乎毫无瑕疵的比赛，南非人心中洋溢着自豪。
Mild symptoms, called quantitative traits, may be confounding studies that compare children with autism to their siblings," says first author John N.
“轻微的症状，即数量性状，可能会使那些对比自闭症儿童及其同胞的研究很受挫，”研究报告的第一作者、医学博士JohnN.
It misses the opportunity to give some appreciation of the beauty of quantum mechanics—and to expliain exactly where the subject becomes so confounding.
本书错过了欣赏量子力学之美的机会，也未能解释清楚何以这门学科变得如此令人困惑难解。
It misses the opportunity to give some appreciation of the beauty of quantum mechanics—and to expliain exactly where the subject becomes so confounding.
本书错过了欣赏量子力学之美的机会，也未能解释清楚何以这门学科变得如此令人困惑难解。
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