We are part of the world.
我们是世界的一部分。
We are all part of the world and the world is made up of many different nations.
我们都是世界的一部分，世界是由许多不同的国家组成的。
These nations need each other to survive and get through difficult times.
这些国家需要彼此来生存和度过困难时期。
Therefore, nations should work together to help each other.
因此，各国应该共同努力，互相帮助。
During difficult times, like when there is a disaster,
在困难时期，比如发生灾难时，
nations give aid and supplies to the nation having trouble.
国家向有困难的国家提供援助和物资。
In 2011, when Japan had a terrible earthquake, many countries sent aid to help the Japanese people.
2011年，当日本发生可怕的地震时，许多国家派出援助来帮助日本人民。
The nations of the world should do some things to help each other well.
世界各国应该做一些事情来互相帮助。
For example, it is important for nations to keep in touch with each other.
例如，国家之间保持联系很重要。
This can happen if the leaders of nations meet regularly and discuss problems in the world.
如果各国领导人定期会晤并讨论世界问题，这种情况就会发生。
Discussing problems means that the nation's leaders will learn to help the people in trouble from the meetings.
讨论问题意味着国家领导人将从会议中学会帮助有困难的人。