1. Winds and rain spread the parasite. 风和雨使寄生虫得以传播。
2. An organism that can live either independently or as a parasite. 兼性寄生菌能够象寄生虫或腐生物一样生存。
3. The term pathogenicity denotes the ability of a parasite to cause disease. 致病性这一术语是指寄生物引起疾病的能力。
英英解释
n.
1. an animal or plant that lives in or on a host (another animal or plant); it obtains nourishment from
2. a follower who hangs around a host (without benefit to the host) in hope of gain or advantage