《英文msh词典》dugong,Dugong
[入口词] dugong,Dugong
[主题词] Dugong
[英文释义] A genus of the order Sirenia characterized by a notched tail,the presence of nasal bones and a long nasal cavity,and large columnar teeth lacking enamel. Dugongs inhabit the coastal waters of the Indian Ocean,Red Sea,and the Malay Archipelago. (From Scott,Concise Encyclopedia Biology,1996)