名词中文翻译
中文翻译：鳍部
同义词：
['fin', 'fin-like structure']
例句：
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1. The fish had a long, slender body with a pitch of fins.
这条鱼身体长而细，有一排鳍。
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2. The scientist observed the animal's movement and noted its unique pitch of fins.
科学家观察了动物的运动，并注意到它独特的鳍部结构。
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3. The anglers were amazed by the fish's ability to change direction using its pitch of fins.
钓鱼者对鱼利用鳍部改变方向的能力感到惊讶。