The major components of our energy systems, such as fuel production, refining, electrical generation and distribution, are costly installation that have lengthy life span.
我们能源系统的主要组成部分，如燃料生产、提炼、发电和分配，用的是昂贵的、使用寿命较长的装置。
2
Knowing the distribution of dark energy tells astronomers that the Universe will continue to get bigger indefinitely.
对暗能量分布的认知告诉天文学家宇宙将继续无限制地变大。
3
How you have a very, very narrow distribution of system energy states at equilibrium.