hypocercal

基本解釋

• 反歪尾的

同根派生

• hypocercal相關(guān)詞

英漢例句

• hypocercal fin
  反歪尾鰭
• hypocercal Caudal fin shape in which the lower lobe is larger and often more posteriorly directed than the upper lobe. Asymmetrical externally as well as internally, e.g. Pteraspides (fossil).
  下葉長尾形尾鰭形狀在下面的葉是較大的，與時常較上葉更向后突出。不對稱在外部以及內(nèi)部，例如鰭甲魚綱(化石)。

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