在对文化和少数民族问题进行研究时，研究者区分了主位法和客位法。
In conducting research on cultural and ethnic minority issues, investigators distinguish between the emic approach and the etic approach.
研究人员说，他们分析的钻井是已经采用水力压裂法完成的，但是，岩层破裂是否可能正在导致污染，这个问题还要更多的过程研究才可以理解。
The researchers said the Wells they analyzed had been hydraulically fractured, but that more study of that process was needed to understand whether fracturing might be causing the contamination.
这些研究是否有助于帮助幸存下来的那个双胞胎还是很有争议的。但认知问题是解决问题的先决所在，这一点法如夫博士似乎已经做到了。
Whether this knowledge can be used to help surviving twins is moot. But identifying a problem is the first step to remedying it. Dr Pharoah seems to have done that.
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