名词

1. The lazy man was a parasite on his family.
那懒汉是他家的一个寄生虫。

1. 寄生虫：parasite 概述 寄生虫(parasite)指一种生物,将其一生的大多数时间居住在另外一种动物,称为宿主或寄主(host)上,同时,对被寄生动物的造成损害. 其特......

2. 寄生菌：异养菌包括腐生菌(saprophyte)和寄生菌(parasite). 腐生菌以动植物尸体、腐败食物等作为营养物;寄生菌寄生于活体内,从宿主的有机物获得营养. 所有的病原菌都是异养菌,大部分属寄生菌. 虽然异养菌都吃有机物,但口味也各有所好.

3. 寄生物：寄生物(parasite)乃指一种生物生活在另一种生物的体内或体表,藉以获得养份或栖所,於动物多半为较低等的动物寄生於较高等的动物,且多属於无脊椎动物,我们一般将其归类为虫类,故称之为寄生虫.

1. 寄生虫；寄生物
A parasite is a small animal or plant that lives on or inside a larger animal or plant, and gets its food from it.

2. 不劳而获者；寄生虫
If you disapprove of someone because you think that they get money or other things from other people but do not do anything in return, you can call them a parasite .

noun

1. an animal or plant that lives in or on a host (another animal or plant)
it obtains nourishment from the host without benefiting or killing the host

2. a follower who hangs around a host (without benefit to the host) in hope of gain or advantage

Synonym: leechspongesponger