manatee
/ˌmænəˈtiː/noun
1- a sea cow with a rounded tail flipper, living in shallow coastal waters and adjacent rivers of the tropical Atlantic海牛。
1.1
- Family Trichechidae and genus Trichechus: three species.海牛科, 海牛属：3种。
词源
mid 16th cent.: from Spanish manati, from Carib manáti.