单词 | dolphin |
释义 | dolphinnoun dol·phin ˈdäl-fən ˈdȯl- 1 a : any of various small marine toothed whales (family Delphinidae) with the snout more or less elongated into a beak and the neck vertebrae partially fused Note: While not closely related, dolphins and porpoises share a physical resemblance that often leads to misidentification. Dolphins typically have cone-shaped teeth, curved dorsal fins, and elongated beaks with large mouths, while porpoises have flat, spade-shaped teeth, triangular dorsal fins, and shortened beaks with smaller mouths. b : any of several related chiefly freshwater toothed whales (as of the families Platanistidae and Iniidae) : river dolphin 2 : dolphinfish 3 capitalized : delphinus 4 : a spar or buoy for mooring boats also : a cluster of closely driven piles used as a fender for a dock or as a mooring or guide for boats |
随便看 |
英语词典包含469781条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。