river dolphins meaning in English
喙豚科
Examples
- The long - threatened yangtze river dolphin in china is probably extinct , according to an international team of researchers
根据一队国际调查小组，一直受威胁的长江河豚在中国玷能已经绝种了。 - The site protects key threatened species , including giant arapaima fish , the amazonian manatee , the black caiman and two species of river dolphin
保护区为许多珍稀濒危动物提供保护，例如巨骨舌鱼、亚马逊海牛、黑凯门鳄和两种淡水豚类。