常見(jiàn)例句Any of several tropical American freshwater fishes of the genus Serrasalmus that are voraciously carnivorous and often attack and destroy living animals. 鋸脂鯉一種鋸脂鯉屬美洲熱帶淡水魚(yú)，它是貪婪地肉食的且常攻擊竝燬滅活著的動(dòng)物The razor-toothed piranhas of the genera Serrasalmus and Pygocentrus are the most ferocious freshwater fish in the world. In reality they seldom attack a human. 有著鋒利牙齒的水虎魚(yú)是世界上最殘忍的淡水魚(yú)類(lèi)，水虎魚(yú)屬於鋸脂鯉屬和納氏鋸脂鯉屬。事實(shí)上他們很少攻擊人類(lèi)。any of several tropical American freshwater fishes of the genus Serrasalmus that are voraciously carnivorous and often attack and destroy living animals 一種鋸脂鯉屬美洲熱帶淡水魚(yú)，它是貪婪地肉食的且常攻擊竝燬滅活著的動(dòng)物Serrasalmus nattererin. 紅肚食人魚(yú)(食人魚(yú)科) 返回 serrasalmus