prevail的名词
prevail是流行盛行的意思，其名词形式为prevalence. 名词形式为prevalence，例如： 1.Despite its prevalence, schizophrenia has existed behind a wall of secrecy for years.尽管精神分裂症患者为数众多，但多年来这种病一直被捂着掩着。 2.Method: We had made a prevalence survey through a questionnaire.方法...