Raters and investors must employ more nuanced measures of risk. 评级机构和投资者必须采取更微妙的风险测量手段。
Researchers also failed to show other statistics that provide a more nuanced picture of the results of clinical trials. 此外,对于临床实验结果当中一些更微妙的差异,研究人员也没有提出其他统计资料详加描述。