... microraptor 小盗龙 the Cretaceous period 白垩纪时期 be adorned with 装饰着 ...
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这里的土壤主要分三类,一种是来自三叠纪时期(Triassic)富含铁元素的褐色土壤;第二种是白垩纪时期(Cretaceous)的浅色土壤,表层为泥灰质石灰岩土壤,富含铁元素,这种土壤主要分布在梯田上,十分适合西拉(Syrah)和歌海娜(Grenache)的生长...
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... 白垩纪石油 cretaceous oils 白垩纪时期 cretaceous period million years ago 白垩纪研究 cretaceous research ...
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生活在白垩纪时期 Cretaceous Period
这个发现对《白垩纪时期同时存在着大型鸟类和非鸟类恐龙》进行了证实。
The discovery confirms "that big birds were living alongside Cretaceous non-avian dinosaurs," lead author Darren Naish said.
不同的羽毛有不同的颜色样式,这表明白垩纪时期的会飞恐龙和陆地恐龙都利用羽毛来炫示自己。
Different feathers have different patterns of colour, suggesting that Cretaceous dinosaurs-flying or otherwise-used their feathers for display.
原角龙是一种食草恐龙,体型和绵阳差不多大小。专家们都认为他们曾在白垩纪时期过着群居的生活。
The Protoceratops was a vegetable-eating dinosaur about the size of a sheep that experts believe lived in herds during the Cretaceous Period.
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