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- We have meat-eating dinosaur footprints, but all of them seem to be solitary.
- 我们也发现了食肉恐龙的脚印,但都是单独的脚印
- Even when we have a track-way of several footprints in a row,
- 就算找到一连串脚印的痕迹
- we never seem to have any track-way with it that show a group of animals moving together.
- 我们也没有发现能证明它们一起走路的证据
- So whereas that is actually rather common for the plant-eating dinosaur footprints,
- 总之植食恐龙脚印的共同特征
- it's essentially absent for the meat-eating dinosaurs footprints.
- 在食肉恐龙的脚印中根本不存在
- There is another key piece of evidence which supports the view that plant-eating dinosaurs were group animals.
- 另外还有一个关键的证据能支持植食恐龙是群居动物的观点
- This desolate landscape contains a bone bed, a collection of dinosaur bones buried together.
- 这片荒凉的土地中有一个化石坑,埋藏着一大群恐龙的骨骼化石
- The fossilized remains of hundreds of plant-eating dinosaurs,
- 足球场般大小的土坑内躺着数百具恐龙骨骼,
- all of the same species, could die together, carpet an area the size of a football pitch.
- 它们都是同一种植食恐龙,一起死于非命
- This bone bed is full of horned dinosaurs of different ages - little babies, large full-grown ones.
- 这个化石坑中都是大大小小的角龙,小恐龙,还有成年大恐龙
- And it's clear that they were probably crossing a swollen river and got drowned trying to cross.
- 它们很可能正在横渡一条泛滥的河流,结果全都淹死在里面了
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BBC跟随着科学家到达阿根廷。在那里,他们挖掘到了一种崭新的恐龙。它们比暴龙还要大,是至今为止所发现的最大的食肉动物。这种捕猎者的头骨比一个人要大,上面还布满了锯齿状的,小刀样的牙齿和长的,强壮的颚肌肉。它们能够以外科手术般的精确度来把它们的猎物切成碎片。
来源:可可英语 http://www.kekenet.com/Article/201611/480684.shtml