protozoon
[无脊椎] 原生动物
原虫
例句
Indirect harm Cockroach carries a variety of pathogenic microorganisms such as bacteria, virus, protozoon, parasitic ovum and fungi, etc.
蟑螂能携带多种细菌、病毒、原虫、寄生虫卵、真菌等病原微生物。