地球是一个动态的物体，其表面在不断变化。

The energy sector is the backbone of any economy, and its stability ensures national security.

"Language is the key to understanding the world and connecting with others."

任务不在于看到别人未曾看到的东西，而在于思考别人未曾思考过的东西，关于那些每个人都看到的事物。

I think the most important thing is to be true to yourself.

若我遇你，经年之后，我该如何贺你，以眼泪，以沉默。