
好词典

源自中古法语 'ascertener'(确认),结合前缀 'a-'(表加强)与拉丁语 'certus'(确定的)。
❶ 指通过调查或研究来确定某事物的过程或结果,强调经过努力后获得确切信息的行为。
“The ascertainment of the facts took several weeks of careful investigation.”
(事实的查明需要数周仔细的调查。)
“Accurate ascertainment of public opinion is crucial for policy making.”
(准确了解公众意见对政策制定至关重要。)
ascertainment bias — 指在数据收集或研究过程中,因方法或样本选择导致的系统性偏差,影响结果的准确性。
“The researchers adjusted their methods to minimize ascertainment bias in the clinical trial.”
(研究人员调整方法以减少临床试验中的确认偏误。)