你究竟在干什么？
Where on earth did you spring from?
你究竟是从哪儿冒出来的？
What on earth will he get up to next?
他下一步究竟要干什么？
"How on earth did she get it?"—"I dunno."
“她究竟是如何弄到它的？”—“我不知道。”
A Christmas wreath exclaiming PEACE ON EARTH hangs on the restaurant door.
一个写着“世界和平”的圣诞花环悬挂在饭店的门上。
I can understand why astronauts find it difficult to readjust to life on earth.
我能明白为什么宇航员们发现难以重新适应地球上的生活。
Life on Earth will become unsustainable unless population growth is held in check.
地球上的生命将无法延续，除非人口增长得到控制。
我们地球上有化石燃料。
What if there was no water on Earth?
如果地球上没有水怎么办？
We are here on Earth to fart around.
我们在这地球上是来无所事事的。
Let me see what on earth you can do.
让我看看你究竟能做什么。
地球上有生命吗？
它究竟是在哪儿？
Did you say we have shield volcanoes on Earth?
你是说地球上有盾状火山吗？
Life on Earth alters Earth to beget more life.
地球上的生命改变着地球以产生更多的生命。
Human activities have serious effects on Earth.
人类活动对地球造成严重影响。
It often stops the view of telescopes on Earth.
它经常使地球上的望远镜无法看到。
Could that language be unlike any other on Earth?
这种语言和地球上的其他语言有什么不同吗？
As spring comes, everything on earth comes to life.
春天来了，地球上的一切都苏醒了。
Mount Etna is one of the most active volcanoes on Earth.
埃特纳火山是地球上最活跃的火山之一。
One out of nine people on Earth does not get enough food.
地球上每九个人中就有一个人得不到足够的食物。
The loss of helium on Earth would affect society greatly.
地球上氦的减少将对社会产生重大影响。
Actually space technology helps people on Earth every day.
实际上，太空技术每天都在为地球上的人们提供帮助。
Every day there is less and less space on Earth for rubbish.
每天地球上给垃圾的空间越来越少。
Such impacts continue to pose a natural hazard to life on Earth.
这些撞击会持续对地球上的生命构成自然威胁。
The twenty that make up the proteins on Earth are all left-handed.
组成地球上蛋白质的那20个（氨基酸）都是左旋氨基酸。
Our radio waves here on earth interfere with the waves from space?
我们地球上的无线电波会干扰来自太空的电波吗？
Altogether there are some ten thousand of these volcanoes on Earth.
地球上总共有大约一万座这样的火山。
That's the weight of 15,000 blue whales, the largest animal on Earth.
那相当于一万五千头蓝鲸的重量，而蓝鲸是地球上最大的动物。
应用推荐