我在恋爱中吗？是的，因为我在等人。

Against the backdrop of global energy transition, natural gas will play an even more critical role as a clean energy source.

Charity:a thing that begins at home,and usually stays there.

There is nothing eternal in us.

改变是好的。改变就是进步。没有改变，一切都不会改善。

The more we live by our intellect, the less we understand the meaning of life.