sirenian是什么意思_sirenian的中文翻译|发音|用法|例句

a. 海牛目哺乳动物的

n any of two families of large herbivorous aquatic mammals with paddle-shaped tails and flipper-like forelimbs and no hind limbs

1

sirenian tusked mammal found from eastern Africa to Australia

2

sirenian mammal of tropical coastal waters of America

3

A genus of large edentulous sirenians, allied to the dugong and manatee, including but one species (R

sirenian