名词
中文翻译：纵剖面鳍
同义词：
['longitudinal fins', 'longitudinal bars']
例句：
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1.The fish swims with its longitudinal fin spread out.
这条鱼用它的纵剖面鳍展开游动。
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2. The shark has a longitudinal fin that helps it to glide through the water.
鲨鱼有一根纵剖面鳍，帮助它在水中滑行。
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3. The whale's body is covered in longitudinal fins that help it to navigate through the ocean.
鲸鱼的身体覆盖着纵剖面鳍，帮助它在海洋中导航。