单词	arapaima
释义	arapaima /ˌarəˈpʌɪmə / noun A very large edible freshwater fish native to tropical South America. Arapaima gigas, family Osteoglossidae. There's also excellent fishing in the Essequibo, and the chance to spot aquatic life such as otters, caimans, and freshwater turtles, and the enormous arapaima, the world's largest freshwater fish.... The arapaima is found in the Amazon and Orinoco River drainage of South America. The Brazilian government has now banned commercial fishing for arapaima, but enforcement is difficult. Origin Mid 19th century: from Tupi.
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