The empirical evidence considered here is subject to many qualifications.
这里所考虑的经验证据有许多限制条件。
《柯林斯英汉双解大词典》
2
This includes previous formal data quality analysis, data quality related problem reports from users, and anecdotal evidence and opinions from subject matter experts.
这包括以前的正式数据质量分析结果、用户报告的数据质量问题以及主题问题专家指出的问题和意见。
3
Because evidence on the subject is inconclusive and often contradictory, it has been hard to decide whether concern about the health effects of electricity is legitimate-or the worst kind of paranoia.