能源的未来是多样化的,没有单一的解决方案。
Treating a person to a meal never fails, and is so easy to do. It’s powerful with old friends and a great way to make new friends.
The person I am in the company of my sisters has been entirely different from the person I am in the company of other people.
The human heart is the most deceitful of all things, and desperately wicked. Who really knows how bad it is?
国际体系的结构迫使国家以某种方式行事,无论其内部特征如何。