对寄生虫与宿主的关系进行论述,探求寄生关系的实质,明确这二者之间的关系是认识寄生虫病发生发展规律,更好地防治寄生虫病的基础。 To discuss the relationship between parasites and host, to explore the essence of the parasitic relationship, clear the relationship between the two is to understand the occurrence and development of parasitic diseases, the basis for better prevention and treatment of parasitic diseases.