地球的

1.The moon is a satellite of the earth.

月是一颗卫星。

2.Man is a dweller on the earth.

人类是寄居者。

3.The lunar stone is different from earth's.

月石头和不同。

4.The shape of the earth is an oval.

形状是个椭圆形。

5.News of the astronauts' safe return to earth was delayed.

航员安全返回消息被推迟。

6.The tides are caused by the attraction of the moon for the earth.

潮汐是由月亮对引力引起。

7.They put a weather satellite into orbit round the earth.

他们把一颗气象卫星送入环绕轨道。

8.Our earth is but a part of the universe.

我们只是宙一部分。

9.Terrestrial longitude is measured in degrees east or west of the Greenwich meridian.

经度是用格林尼治子午向东或向西度数来表示。

10.In former times there were far fewer people dwelling on earth than there are now.

从前生活在上人比今天少得多。

11.The ozone layer surrounding the earth protects our skin from being hurt by the ultraviolet rays.

环绕臭氧层保护着我们皮肤免受紫外害。

12.How do you demonstrate that the earth is round?

你怎样证明是圆?

13.The earth's shadow on the moon was quite distinct.

月上阴影很清晰。

14.Let's pretend we're on the spaceship orbiting round the earth!

让我们假装是在沿轨道绕运转宙飞船上!

15.The Pacific Ocean is the biggest ocean in the earth.

太平洋是上最大海洋。

16.This discovery disproved the idea that the world was flat.

这个发现驳斥了是扁平看法。

17.The earth crosses the tracks of certain comets.

穿过某些彗星轨迹。

18.Columbus's contention that the earth was round turned out to be correct.

结果证明哥伦布认为是圆这一论点是对。

19.Galileo was forced to recant his assertion that the earth orbited the sun.

伽利略被迫放弃围绕太阳转断言。

20.The orbit of the artificial satellite has an apogee of 200 miles from the earth.

这个人造卫星轨道，其最远点在离200英里方。