1. Beijing is the political , economic and cultural centre of China.
    北京是中国的政治、经济和文化中心。

2. Because the gravity on the Moon´s surface is only a sixth of Earth´s (remember how easily the Apollo astronauts bounded along),
    由于月球表面的重力仅是地球表面的1/6 -- 还记得阿波罗飞船中的宇航员累松地跳跃 --

3. Based partly at a community centre and partly in family homes, the Otherwise Club includes some 35 families around north London.
    这所俱乐部学校，部分以社区中心为基地，部分以家庭为基地，由伦敦北部周围35户家庭组成。

4. When the instrument is situated at more than 700 miles from the earthquake centre,
    如果把这种仪器安装在距震源700多英里远的地方，

5. There is a big stone in the centre of a peach.
    桃子中心有一个大核儿。

6. The reason lies in its gravity.
    其原因在于月球的重力。

7. The workers at the service centre help their neighbours in many ways.
    服务中心的工人们在很多方面为四周邻居提供帮助，

8. The grass fresh and green, a flag on a tall pole in the centre, children playing, and a Negro woman looking at it with so much hope!
    绿茵茵的草地，中间高高的旗杆上挂着一面旗子，孩子们在玩耍，一个黑人妇女望着旗子满怀希望！

9. He has just bought an Australian car and has gone to Alice Springs, a small town in the centre of Australia.
    他刚买了一辆澳大利亚小汽车，现在去了澳大利亚中部的小镇艾利斯斯普林斯。

10. He said that it would be possible to build a platform in the centre of the Channel.
    他说，可以在隧道中央建造一座平台，