单词：nesosilicates
[化] 岛硅酸盐(各SiO-4之间无共用氧原子)
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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
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Scientific American(十二)月
Scientific American(十二)月
It's time to bring total strangers together in a game we're calling Walk the Plank. 该把陌生人们聚到一起了 通过我们叫做走跳板的游戏 Alright let's find our contestants,Twitch you know who they are? - I do. 让我们的选手上台
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艾伦脱口秀
艾伦脱口秀
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(113) / 评论(0)
万物简史
万物简史