The Mekong giant catfish (Pangasianodon gigas) species is listed as critically endangered by the World Conservation Union (IUCN), which means it faces a high risk of extinction in the wild.是什么意思_The Mekong giant catfish (Pangasianodon gigas) species is listed as critically endangered by the World Conservation Union (IUCN), which means it faces a high risk of extinction in the wild.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句