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单词 litoptern
释义

Definition of litoptern in English:

litoptern

noun lɪˈtɒptəːnlīˈtäpˌtərn

  • An extinct South American hoofed mammal resembling a horse or camel, found from the Palaeocene to the Pleistocene epochs.

    滑距骨兽

    Order Litopterna: several families

    Example sentencesExamples
    • Many strange mammals - litopterns, notoungulates, ground sloths, borhyeanas, etc - continued to evolve in isolation in South America before a land bridge formed and allowed a devastating invasion of forms from the north.

Origin

Early 20th century: from modern Latin Litopterna, from Greek litos 'smooth' + pternē 'heel bone'.

Definition of litoptern in US English:

litoptern

nounlīˈtäpˌtərn

  • An extinct South American hoofed mammal resembling a horse or camel, found from the Paleocene to the Pleistocene epochs.

    滑距骨兽

    Order Litopterna: several families

    Example sentencesExamples
    • Many strange mammals - litopterns, notoungulates, ground sloths, borhyeanas, etc - continued to evolve in isolation in South America before a land bridge formed and allowed a devastating invasion of forms from the north.

Origin

Early 20th century: from modern Latin Litopterna, from Greek litos ‘smooth’ + pternē ‘heel bone’.
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更新时间：2025/7/4 18:32:49