dinosaur
n. 恐龙
发音
词形变化
别名
教材释义与例句
恐龙；过时、落伍的人或事物
one of a group of reptile s that lived millions of years ago
lengthy speeches by some of the party's dinosaurs
该政党那些老古董冗长的发言
释义与例句
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1.
Those animals of the clade Dinosauria that existed during the Triassic, Jurassic and Cretaceous periods and are now extinct; that is, any member of the clade Dinosauria other than birds.
Despite what some cartoons portray, no humans were around when dinosaurs roamed the Earth.
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2.
Any of the animals belonging to the clade Dinosauria, including all non-avian dinosaurs (all extinct) and all birds (extant or extinct).
Many people love their backyard birds, but some of us may not realize that those feathery friends are also literally dinosaurs, in a biologically accurate sense of that word.
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3.
Any extinct reptile, not necessarily belonging to Dinosauria, that existed between about 230 million and 65 million years ago, as well as the stem-mammal Dimetrodon.
非正式Pterosaurs, plesiosaurs, icthyosaurs — I don't know, they're all dinosaurs to me!
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4.
Someone or something that is very old or old-fashioned, especially someone who is not willing to change and adapt.
落伍的人
落伍的事物
非正式 比喻She may be a tough old bird, but it's a mistake to write her off as a dinosaur; you do so at your own risk.
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5.
Anything no longer in common use or practice.
非正式 比喻I couldn't believe it when I saw the equipment that they were still using. Those machines were all dinosaurs, but they were busily cranking out production.
词汇关系
相关短语
词源
From Ancient Greek δεινός (deinós, “terrible, awesome, mighty, fearfully great”) + σαῦρος (saûros, “lizard, reptile”). Coined as Dinosaur(s) and Dinosauria by paleontologist Richard Owen in 1841/1842.
来源：wiktionary