VOA慢速英语:海蛞蝓自断头部还能长出完整新身体

regeneration – n.: the renewal, regrowth, or restoration of a body or a bodily part, tissue, or substance after injury or as a normal bodily process

photosynthesize – n. biology : the process by which a green plant turns water and carbon dioxide into food when the plant is exposed to light

decapitate – v. to cut off the head of (a person or animal)

autotomy – n. reflex separation of a part (such as an appendage) from the body : division of the body into two or more pieces

algae – n. any of a large group of simple plants and plant-like organisms (as a seaweed) that usually grow in water and produce chlorophyll like plants but do not produce seeds

parasite – n. an animal or plant that lives in or on another animal or plant and gets food or protection from it