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ISBN: 9787999235767
File size: 7277 KB

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by 马万霞主编
杨现军分册主编

ebook

地球上最热的地方在哪里？地球多少岁了？温泉水为什么是热的？如果一直向地下钻洞，会钻穿地球吗？古灵精怪的神奇问题，天马行空的奇思妙想，让我们一起剥开科学的内核，发现更广阔的的世界。