基本解釋adj.海牛類同根派生 sirenian相關(guān)詞英漢例句sirenian tusked mammal found from eastern Africa to Australia; 見(jiàn)于非洲東部到澳大利亞的有尖牙的海牛目哺乳動(dòng)物;sirenian mammal of tropical coastal waters of America; the flat tail is rounded 產(chǎn)于美洲熱帶沿海水域的海牛類哺乳動(dòng)物sirenian tusked mammal found from eastern Africa to Australia; the flat tail is bilobate. 見(jiàn)于非洲東部到澳大利亞的有尖牙的海牛目哺乳動(dòng)物;扁平的尾巴分兩叉。sirenian mammal of tropical coastal waters of America; the flat tail is rounded. 產(chǎn)于美洲熱帶沿海水域的海牛類哺乳動(dòng)物。sirenian更多例句