出典:Wiktionary
出典:『Wiktionary』 (2026/05/05 00:55 UTC 版)
Borrowed from Portuguese boto (“boto”), of uncertain origin.
boto (plural botos)
出典:Wikipedia
出典:『Wikipedia』 (2011/06/09 15:48 UTC 版)
Boto is a Portuguese name given to several types of dolphin and river dolphin native to the Amazon and the Atlantic coastlines of South America. A few botos exist exclusively in freshwater, and these are often considered primitive dolphins.
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