Kangaroos harbour a vast range of parasites. 袋鼠身上有各种各样的寄生虫。
...a parasite, who produced nothing but lived on the work of others. …一个什么都不做而靠他人的劳动为生的寄生虫。
Schistosomiasis is diagnosed through the detection of parasite eggs in stool or urine specimens. 血吸虫病的诊断方法是,检测粪便或尿液标本中寄生虫卵。
An example of a parasite is a tapeworm that lives inside the intestines of a larger animal and absorbs nutrients from its host. 寄生虫的一个典例是绦虫,它生活在更大的动物的肠道内,从宿主那里吸收营养。