单词：super-heavy elements
超重元素
单词：super-heavy elements 相关文章
Measuring the brightnesses and colors of the stars in the globular cluster, we can figure out how old they are. Here is the remarkable thing: they are very old. Globular clusters, at least the stars in the globular clusters, in many cases, are almost
发表于:2019-01-22 / 阅读(44) / 评论(0)
自然百科2011年
自然百科2011年
We are at a foundry here, and they are pouring molten iron from all machinery. And they are going to make parts for new machines out of that iron, so they are recycling yet, but all that iron was created and ejected into the cosmos by gigantic stars
发表于:2019-01-22 / 阅读(47) / 评论(0)
自然百科2011年
自然百科2011年
[Storyteller] The journey began The fearless heroes left Heading for a place Far oh far away They had to warn Alron The prince of the North Of the terrible danger That threatened all the lands He holds the secrets Of the black magic His weapon is The
发表于:2019-02-11 / 阅读(54) / 评论(0)
英文摇滚歌曲
英文摇滚歌曲