pectoral fin
柯林斯詞典
1. N either of a pair of fins, situated just behind the head in fishes, that help to control the direction of 胸鰭
返回 pectoral fin
<small id="ypoja"><small id="ypoja"></small></small> <small id="ypoja"><small id="ypoja"></small></small> 1. N either of a pair of fins, situated just behind the head in fishes, that help to control the direction of 胸鰭
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