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theropodsCOCA¹⁶⁷⁷¹⁵BNC⁸⁶⁶⁶⁰⁺⁹
基本例句
生n.兽脚亚目食肉恐龙前肢小；主要用后肢行走；a.兽脚亚目的原型theropod的三单 The discovery, which the researchers reported last week in Nature, supports research showing that birds are dinosaurs, having descended from a group of bipedal dinosaurs called theropods.
探索频道，在上周的自然栏目里公布了这一研究成果。 他们认同研究人员把这些中华龙鸟归于恐龙种群的说法。 yeeyan
Fortunately, there are theropods with threadlike feathers alive today: baby birds. All the feathers on a developing chick begin as bristles rising up from its skin;
幸运的是，带有丝状羽毛的兽脚亚目在今天依然存在，处于胚胎发育阶段的雏鸟身上的羽毛是如同刚毛一般从皮肤上突出的； yeeyan
Four Winged Feathered Dinosaurs called Theropods have been found; these are considered to be the missing link between dinosaurs and birds.
四翼兽脚类恐龙有羽毛恐龙的发现了所谓的，这些被认为是失踪的恐龙和鸟类之间的联系。 sorpack
Most theropods, like the one found in Spain, are meat-eaters, though some were omnivores.
如在西班牙发现的这种，大部分兽脚类恐龙都是肉食者，也有一些是杂食者。 suiniyi
One theory is that theropods developed an omnivorous diet to help them exploit new habitats as the continents broke up.
一种理论认为，当大洲分裂时，食肉恐龙进化成杂食性动物，这有助于他们寻找到新的栖息地。 yeeyan
Other theropods sported long, stiff ribbons or broad filaments, unlike the feathers on any living birds.
其他的兽脚亚目恐龙则进化出长而坚硬的带状结构或宽丝结构，与现存鸟类的羽毛之间毫无共同之处。 yeeyan
Starting in the 1970s, a growing number of paleontologists argued that birds had evolved from a two-legged group of dinosaurs called theropods.
从二十世纪七十年代开始，在古生物学圈中，关于鸟类是否是就是由一种被称作兽脚亚目的双脚恐龙群组进化而来的争论一直喋喋不休。 yeeyan
The findings challenge the conventional view that almost all theropods hunted prey, especially those closest to their descendants, birds.
该研究结果对传统的观点发起了挑战，传统观点认为，几乎所有的食肉恐龙捕食的都是与猎物自身最接近的后代--鸟类。 yeeyan
Until recently it was thought that feathers first appeared in an early member of the lineage of theropods that leads to birds.
科学家们一直认为羽毛最初出现在兽脚亚目恐龙的某个早期成员身上，该成员最后进化为鸟类。 yeeyan
Theropods are mainly known from the ancient southern landmass, Gondwana.
兽脚类主要产自远古的南方大陆——冈瓦纳古陆。 suiniyi
Theropods are a very important group of dinosaurs because it is from this group that birds are known to originate.
兽脚类是恐龙家族很重要的一支，鸟类就是从它们中起源的。 suiniyi
Theropods in particular would have had a tough time escaping, since the dinosaurs used only their hind legs for locomotion, Eberth said.
兽脚亚目恐龙在逃跑时会特别困难，因为这种恐龙只使用后腿运动，艾伯斯说。 transcn
Theropods were early winged and feathered dinosaurs that walked mainly on their hind legs and were incapable of flight.
兽脚亚目食肉恐龙是早期的有翼和羽的恐龙，其主要靠后足行走且不会飞行。 yeeyan |