单词：subsilicates
[网络] 次矽酸盐类；次硅酸盐类
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This is Scientific Americans 60-Second Science. Im Christopher Intagliata. Got a minute? Imagine climbing diamond mountains, or hiking around the graphite shores of a lake of tar. Sound a little sci-fi? Well a new discovery suggests planets like that
发表于:2019-01-08 / 阅读(295) / 评论(0)
Scientific American(十二)月
Scientific American(十二)月
So how much do we know about what's inside the Earth? Very little. 因此说，我们对地球的内部情况究竟了解多少？很少。 Scientists are generally agreed that the world beneath us is composed of four layers, 科学家们普遍认为，
发表于:2019-02-25 / 阅读(216) / 评论(0)
万物简史
万物简史