单词	pacu
释义	pacu /paˈkuː / /ˈpakuː/ noun (plural same) A deep-bodied herbivorous freshwater fish native to northern South America, which has been introduced into the Old World. Colossoma nigripinnis, family Characidae. Are the vegetarian pacu's teeth different from the carnivorous piranha's teeth?... The introduction of these exotic species, such as the pacu, can have detrimental effects for native species inhabiting South Carolina waters. Additionally, full-grown pacu are much larger than piranha. Origin Early 19th century: from Tupi pacú.
随便看	parasang Parasaurolophus parascend parascender parascending parascenium Parasceve parascience parascientific parascientist paraselene paraselenic parasexual parasexuality parashah parasheet parashot parasitaemia parasital parasite parasite drag parasite fighter parasitemia parasitic parasitical

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