A star is made when a huge cloud of mostly hydrogen gas collapses.
当一个主要由氢气组成的星气团崩解时,一颗星星就形成了。
But most of the hydrogen in the Universe isn't in some exciting, star-forming region.
可惜,宇宙中只有很少一部分氢原子存在于引人注目的恒星形成区。
But most of the hydrogen in the Universe isn't in some exciting, star-forming region.
可惜,宇宙中只有很少一部分氢原子存在于引人注目的恒星形成区。
应用推荐