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dorsal fin

/ˈdɔːrsəl fɪn/

翻译: 位于鱼、鲨鱼或海洋哺乳动物背部的鳍,用于游泳时保持稳定和控制方向。

1 个条目

phrase

/ˈdɔːrsəl fɪn/B2formalscientific
  • zh位于鱼、鲨鱼或海洋哺乳动物背部的鳍,用于游泳时保持稳定和控制方向。

The fin located on the back of a fish, shark, or marine mammal, used for stability and steering while swimming.

  1. Anatomical structureB2formal

    The fin located on the back of a fish, whale, or dolphin that helps with stability and steering in water.

    zh解剖结构

    • The shark's dorsal fin cut through the water's surface.
    • Dolphins use their dorsal fin to maintain balance while swimming.
    • The size and shape of the dorsal fin can help identify different species of fish.