n.寄生状态；寄生病

The relationship between ticks and dogs is an example of parasitism.
蜱和狗之间的关系是寄生关系的一个例子。
Parasitism occurs when one organism benefits at the expense of another.
当一个生物体以牺牲另一个生物体为代价获得利益时，就发生了寄生现象。
Fleas exhibit parasitic behavior by living off the blood of their hosts.
跳蚤通过吸食宿主的血液展现出寄生行为。
The parasitic wasp lays its eggs inside a live caterpillar, which serves as food for the developing larvae.
寄生蜂将自己的卵产在活的毛虫体内，这些毛虫随后成为幼虫发育的食物。
Some plants show parasitic tendencies by attaching to other plants for nutrients.
一些植物表现出寄生倾向，通过依附在其他植物上获取营养。
In parasitism, the parasite often does not kill its host immediately to ensure a continuous supply of resources.
在寄生关系中，寄生者通常不会立即杀死其宿主，以确保资源的持续供应。
The mistletoe plant is a well-known parasitic plant that grows on trees, extracting water and nutrients from them.
槲寄生是一种著名的寄生植物，它生长在树上，从树木中吸取水分和养分。
The tapeworm is a parasite that lives in the intestines of animals, absorbing nutrients from its host's food.
绦虫是生活在动物肠道中的寄生虫，从宿主食物中吸收营养。
Certain species of fungi engage in parasitism, infecting and feeding off living plants or animals.
某些真菌种类实行寄生，感染并以活的植物或动物为食。
The lice infesting a bird's feathers demonstrate a classic case of parasitism.
宿主鸟羽毛上的虱子展示了寄生的经典案例。