立氏立克次体 lìshìlìkècìtǐ Rickettsia rickettsii Definitions Defs Origin Strokes Stroke Words Sentences Sents 立氏立克次体 立氏立克次體 lìshìlìkècìtǐ Rickettsia rickettsii A species of bacterium that causes Rocky Mountain spotted fever in humans
立氏立克次体 立氏立克次體 lìshìlìkècìtǐ Rickettsia rickettsii A species of bacterium that causes Rocky Mountain spotted fever in humans