dorsal fin

听听怎么读
英 [ˈdɔ:səl fin]
美 [ˈdɔrsəl fɪn]
是什么意思
  • n.

    背鳍;

  • 英英释义

    dorsal fin

    • n.unpaired median fin on the backs of fishes and some other aquatic vertebrates that help to maintain balance
    学习怎么用

    双语例句

    用作名词(n.)
    1. The shark's fin sliced the water.
      鲨鱼的背鳍像刀样迅速划破水面。
    2. Now he speeded up as he smelled the fresher scent and his blue dorsal fin cut the water.
      那条鲨鱼闻到了新鲜的血腥味,正加速航行,蓝色的背鳍在水中划过。

    权威例句

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