冷与热,气的疏密。
释义:阿那克西米尼可能将冷和热看作是气疏密变化的表现,气被压缩则变冷,气被稀释则变热。
The coal industry has a critical role to play in providing affordable and reliable energy while we transition to a lower-carbon future.
The best way to predict the future is to invent it.
"In the end, it is the stories that survive us."