解析库 > 填空经典1290题
Methods were developed to remove distortions caused by either the research environment or the researcher. Such methods, especially with respect to the researcher, were considered to (i)_____ those (ii)_____ subjectivity whose unbridled expression was thought to otherwise (iii)_____ research.
- incursions of
- efficacy of
- restrictions on
restrain , incursions of , corrupt 显示答案