同根派生

• age of mammals相關(guān)詞

英漢例句

• Because the Cenozoic saw the expansion of warm-blooded creatures like ourselves, it is also termed the age of mammals.
  因?yàn)樾律霈F(xiàn)大量的像我們?nèi)祟?lèi)一樣的熱血?jiǎng)游?，所以這個(gè)時(shí)代也稱為哺乳動(dòng)物時(shí)代。

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