It's also a period when dinosaurs roamed North Carolina, although none of those stalking the museum grounds lived here.

也恰逢那时，恐龙在北卡罗来纳一带活动频繁，虽然潜行在博物馆中的这几类都没在本地生活过。

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"So it's thought remipedes could be at least 200 million years old, " Iliffe said in a press release, "a time when dinosaurs roamed the Earth.

“因此，可以认为桨足纲动物至少有200万年的历史，”伊利弗在一份新闻公告中说：“那时恐龙正在地球上漫步呢。”

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It is over 150 million light years away, so the light we see left when dinosaurs roamed the Earth.

它距离地球1亿5千万光年，我们看到的是恐龙纪元时留下的光线。

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It would have spanned millions years of history, from the Precambrian Era when land was barren and devoid of life to the age when dinosaurs roamed the Earth.

BBC: Fragments of ancient continent buried under Indian Ocean

We probably want the same level of respect we gave our bosses back when dinosaurs roamed the earth.

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By pairing the 3-D printed fossils with robotics, scientists are able to test how dinosaurs actually moved when they roamed the Earth millions of years ago.

FORBES: Scientists Are Building Robot Dinosaurs Out Of 3-D Printed Fossils