你能给自己最好的礼物就是自爱。

As a clean energy source, natural gas will play a significant role in China's energy structure adjustment.

I don't want to be a star. I want to be an actor.

量子力学的本质在于它提供了一个数学框架，用于描述原子和亚原子层面上物质的行为。

A mathematician's work is mostly a solitary pursuit, but it builds on the work of many others.

如果你的商业模式依赖于浪费资源，那么你已经过时了。