324 篇文章
Since life first emerged on planet Earth,
15 0 1

Since life first emerged on planet Earth, 自从生命首次在地球上出现

And for the first time since the Permian extinction...
15 0 1

And for the first time since the Permian extinction... 自从二叠纪灭绝以来

Turtles first evolved back in the Triassic.
15 0 1

Turtles first evolved back in the Triassic. 海龟最早是在三叠纪时期进化而来

turning the seas, where life first took hold,
15 0 3

turning the seas, where life first took hold, 最早孕育生命的海洋

they are the first giant plant-eaters to roam the planet.
15 0 1

they are the first giant plant-eaters to roam the planet. 它们地球上最早的巨型食草动物

But first, she must get there...
15 0 1

But first, she must get there... 但是它首先必须上去

the ultimate flying insects first appeared back in the ancient swamps.
15 0 1

the ultimate flying insects first appeared back in the ancient swamps. 最终能够飞行的昆虫 最早出现在古代沼泽中

were the first creatures to take to the skies.
15 0 1

were the first creatures to take to the skies. 成为率先上天的生物

The first animals to ever set foot on land were the arthropods.
15 0 2

The first animals to ever set foot on land were the arthropods. 率先踏上陆地的动物是节肢动物

Micro plants, like moss, were first to appear.
15 0 2

Micro plants, like moss, were first to appear. 苔藓这样的微型植物率先出现