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1·Occasionally you come back to earth.

偶尔你会回到地面上。

2·Will used-car prices come back to earth?

二手车价格将回到现实？

3·You'd better come back to earth now and finish your essay.

你最好别再胡思乱想了，先完成你的论文吧。

4·You'd better come back to earth now and finish your homework.

你最好别再胡思乱想了，把作业做完。

5·Once the first stage has been extinguished and has separated from the top of the 1-x, all the elements will come back to Earth.

一旦火箭的第一级熄火，并且与顶部的战神一号X型分离，所有这些部件都将返回到地球。

6·Occasionally (38) you come back to earth: the instructor writes an important term on the chalkboard, and you dutifully (39) copy it in your notebook.

偶尔（38）你来回到地球：指导老师写在黑板上一个重要的名词，你尽职尽责（39）复制你的笔记本上。

7·Perhaps we can never be satisfied on earth until we have traveled away in space and come back home, back to our roots, to where we belong.

也许我们永远不会对地球感到满足，直到我们去太空旅行一圈再回来，回到我们的根，回到这个我们从属的地方。

8·This isn’t that foreign of a concept, since on Earth if you travel in a straight line, you’ll eventually come back to your starting point. You’ll just be very tired.

这并不是什么新奇的概念，就像在地球上一样，只要你按照直线行进，最终都会回到出发地。

9·Laid back: Ham appeared just as relaxed while preparing for take-off (left) as he did having come back down to earth.

相当悠闲：汉姆在火箭准备起飞的时候非常轻松(左图)，而返回地球时也一样轻松(右图)。

10·We have to come back down to earth, Roberto Mancini said. If we want to be a top team we cannot be happy forever about beating United 6-1.

“我们必须冷静下来，”曼奇尼说，“如果我们想成为一直顶级球队，我们就不能总是为了6比1击败曼联而沾沾自喜。”