dorsal-fin

英['dɔːslf'ɪn] 美['dɔːslf'ɪn]
  • 背鳍
  • dorsal adj.(动物)背的;背部的;背侧的
  • point n.观点;看法;要点;重点;特点;点;地点;小数点;尖端;岬角;海角;意义;目标;分数;(罗盘上的)方位点;(温度的)点;插座;(字体)磅值v.指;指向;朝向;瞄准;灰泥或水泥勾(某物)的砖缝
名词 dorsal fin:
  1. unpaired median fin on the backs of fishes and some other aquatic vertebrates that help to maintain balance