1. But if a nation is disunited, the government cannot be sure that the actions of the people will be in the interests of the nation; and it will have to watch, check, and control the people accordingly.
    但是，如果一个国家处于分裂状态，政府不能相信人民的行动有利于国家，那么政府就不得不对人民进行监督、检查和控制。

2. But the nation is slowly disintegrating.
    但是这个国家正在慢慢地瓦解。

3. By 1989, almost every nation on earth had established a program educating its people about AIDS, according to Jonathan Mann, director of the World Health Organization's (WHO) International Program on AIDS.
    据世界卫生组织国际艾滋病项目主任乔纳森·曼说，到1989年几乎每个国家都制订了对公民进行艾滋病教育的计划。

4. We are willing to do business with any nation on a basis of equality and mutual benefit.
    我们愿意和一切国家在平等互利的基础上进行贸易。

5. The war caused great detriment to the nation´s economy.
    战争大大损害了该国经济。

6. The nation enjoyed exuberant prosperity.
    这个国家极度繁荣。

7. The United Nation is an international organization.
    联合国是一个国际组织.

8. The nation was reunited and the slaves were set free.
    国家重新统一了, 奴隶获得了自由.

9. The United Nation is a large organization.
    联合国是个大机构.

10. The nation was reunited and the slaves were set free.
    国家重新统一了, 奴隶获得了自由.