【詞語】臀鰭
【拼音】tún qí【解釋】1.魚類肛門后面的鰭。來自http://www.kuaic.com/zidian6
臀鰭漢字解釋:臀 鰭
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簡體:https://www.kuaic.com/zidian1/MTAxNTg4.htm