2024-09-15 1489词 困难
Black holes are the enigmatic extremes of the cosmos. Within them, matter is packed so tightly that, according to Einstein’s general theory of relativity, nothing can escape. For decades, physicists and mathematicians have used them to probe the limits of their ideas about gravity, space, and time.
免责声明:本文来自网络公开资料,仅供学习交流,其观点和倾向不代表本站立场。