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单词 basilosaurus
释义

Definition of basilosaurus in English:

basilosaurus

nounˌbasɪlə(ʊ)ˈsɔːrəsˌbasələˈsôrəs
  • A large marine cetacean of the Eocene epoch, having rudimentary fore and hind limbs.

    Genus Basilosaurus, suborder Archaeoceti, order Cetacea

    Example sentencesExamples
    • One of these was pictured in the exhibition - the Basilosaurus.
    • In Basilosaurus, nearly all of these structures lay within the body wall, and most parts were immobile.
    • Then they found tiny legs on a 50-foot long, 40-million year old whale named Basilosaurus.
    • The first of the truly gigantic whales, Basilosaurus had the serpentine shape of a sea monster and short, sharp teeth for hunting sharks and other prey.
    • Although Basilosaurus possessed a fluke and peduncle, Buchholtz dismisses these features because they are too short relative to body length.

Origin

Modern Latin, from Greek basileus 'king' + sauros 'lizard'.

 
 

Definition of basilosaurus in US English:

basilosaurus

nounˌbasələˈsôrəs
  • A large marine cetacean of the Eocene epoch, having a long, slender body and vestigial fore and hind limbs. Fossils were discovered in the early 1990s.

    Genus Basilosaurus, suborder Archaeoceti, order Cetacea

    Example sentencesExamples
    • The first of the truly gigantic whales, Basilosaurus had the serpentine shape of a sea monster and short, sharp teeth for hunting sharks and other prey.
    • Although Basilosaurus possessed a fluke and peduncle, Buchholtz dismisses these features because they are too short relative to body length.
    • Then they found tiny legs on a 50-foot long, 40-million year old whale named Basilosaurus.
    • One of these was pictured in the exhibition - the Basilosaurus.
    • In Basilosaurus, nearly all of these structures lay within the body wall, and most parts were immobile.

Origin

Modern Latin, from Greek basileus ‘king’ + sauros ‘lizard’.

 
 
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更新时间:2024/12/23 10:55:40