短语词组短语infusorian infusorium 纤毛虫infusorian detail 滴虫类原生动物infusorian disease 纤毛虫病infusorian anin lcule 一种浸液小虫infusorian parasite disease or 寄生性纤毛虫病infusorian parasite disease 纤毛虫病初报 返回 infusorian