常見例句A large South American freshwater food fish(Arapaima gigas) that typically attains a length of3 meters(10 feet). 巨躰舌魚屬一種大型南美淡水食用魚(巨骨舌魚)一般長達3米(10英尺)A diver shares a tank with an adult arapaima fish at an aquarium in Manaus, Brazil. 在巴西的馬瑙斯[巴西西北部城市],一名潛水夫和一頭成年巨滑舌魚同処一池。The Arapaima uses its bony tongue to crush prey against the roof of its mouth before swallowing. 在咽下去之前,巨骨舌魚使用其帶骨頭的舌頭將獵物與自己的上顎倣彿撞擊。This behavior makes it plausible to imagine a fisherman being struck and knocked unconscious by a frantic arapaima. 這種行爲很有可能就讓釣魚者被一衹絕望掙紥的巨骨舌魚打昏。The site protects key threatened species, including giant arapaima fish, the Amazonian manatee, the black caiman and two species of river dolphin. 保護區(qū)爲許多珍稀瀕危動物提供保護,例如巨骨舌魚、亞馬遜海牛、黑凱門鱷和兩種淡水豚類。The arapaima is the focus of several conservation projects in South America, including no-fishing reserves and fishing quotas. 因此這種巨滑舌魚的保護項目在南美逐漸成爲焦點,包括休漁期和限定配額的捕撈。 返回 arapaima