请输入您要查询的英文单词:

 

单词 dromaeosaur
释义

dromaeosaurn.

Brit. /ˈdrɒmɪəsɔː/, U.S. /ˈdrɑmiəˌsɔr/
Forms: 1900s– dromaeosaur, 1900s– dromeosaur.
Origin: A borrowing from Latin. Etymon: Latin Dromaeosaurus.
Etymology: < scientific Latin Dromaeosaurus, genus name (W. D. Matthew & B. Brown 1922, in Bull. Amer. Mus. Nat. Hist. 46 383) < ancient Greek δρόμαῖος running at full speed, swift (see dromaeognathous adj.) + -saurus -saur comb. form. Compare slightly earlier dromaeosaurid n.
Palaeontology.
A dromaeosaurid dinosaur, esp. a relatively small one of the genus Dromaeosaurus.
ΘΚΠ
the world > animals > reptiles > extinct reptiles and dinosaurs > [noun] > Sauria > unspecified and miscellaneous types of
iguanodon1830
palaeosaur1846
hadrosaur1877
Titanosaurus1878
anomodont1879
pachysaurian1881
trachodont1905
dromaeosaur1974
1974 Jrnl. Biogeography 1 85/2 Though a dromaeosaur is reported from the Upper Cretaceous of South America.., this group is known from the earliest Lower Cretaceous in North America and may have spread to Gondwanaland before that supercontinent became isolated.
1994 Nature 10 Nov. 130/2 Dromaeosaurs were active predators, popularized as ‘raptors’ in Jurassic Park.
2004 New Scientist 22 May 8/2 Microraptor lived 20 million years later than Archaeopteryx , but it is the most primitive known type of dromeosaur, a two-legged predator closely related to birds.
This is a new entry (OED Third Edition, March 2006; most recently modified version published online March 2022).
<
n.1974
随便看

 

英语词典包含1132095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:2025/2/24 2:13:48