请输入您要查询的英文单词:

 

单词 pterosaur
释义

Definition of pterosaur in English:

pterosaur

noun ˈtɛrəsɔːˈtɛrəˌsɔr
  • A fossil flying reptile of the Jurassic and Cretaceous periods, with membranous wings supported by a greatly lengthened fourth finger.

    Order Pterosauria, subdivision Archosauria: several families, including pterodactyls, pteranodons, etc.

    Example sentencesExamples
    • An analysis of more than 100 museum specimens shows that the curvature of claws on pterosaurs ' wing fingers was, on average, comparable to that of perching birds.
    • Over the head of Tyrannosaurus rex glides the skeleton of Pteranodon, a pterosaur or flying reptile.
    • Now a newly described fossil of a flying reptile called a pterosaur has been found to have a spinosaur tooth stuck in its spine.
    • A pterosaur is a flying reptile from the Mesozoic period, the time of the dinosaurs.
    • The genus Pteranodon includes several species of large pterosaurs from the Cretaceous period in North America.

Origin

Mid 19th century: from modern Latin Pterosauria (plural), from Greek pteron 'wing' + sauros 'lizard'.

 
 

Definition of pterosaur in US English:

pterosaur

nounˈtɛrəˌsɔrˈterəˌsôr
  • A fossil flying reptile of the Jurassic and Cretaceous periods, with membranous wings supported by a greatly lengthened fourth finger.

    Order Pterosauria, subdivision Archosauria: several families, including pterodactyls, pteranodons, etc.

    Example sentencesExamples
    • The genus Pteranodon includes several species of large pterosaurs from the Cretaceous period in North America.
    • Now a newly described fossil of a flying reptile called a pterosaur has been found to have a spinosaur tooth stuck in its spine.
    • An analysis of more than 100 museum specimens shows that the curvature of claws on pterosaurs ' wing fingers was, on average, comparable to that of perching birds.
    • Over the head of Tyrannosaurus rex glides the skeleton of Pteranodon, a pterosaur or flying reptile.
    • A pterosaur is a flying reptile from the Mesozoic period, the time of the dinosaurs.

Origin

Mid 19th century: from modern Latin Pterosauria (plural), from Greek pteron ‘wing’ + sauros ‘lizard’.

 
 
随便看

 

英语词典包含464360条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。

 

Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间:2025/1/9 18:51:28