parasitic protozoa ecology [动] 寄生原生动物生态学
oral parasitic protozoa infection 口腔原虫感染
oral parasitic protozoa 口腔原虫感染
His research began with fruit flies, but over the last two decades, his focus has been on parasitic protozoa, single-celled organisms that cause major diseases.
VOA: standard.2010.04.05
Parasitic organisms like protozoa and worms which are - which can cause terrible diseases.
而某些寄生生物,如原生动物和蠕虫,可以引起严重疾病
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