单词 | 地核 |
释义 | 〔centrosphere〕The central core of the earth. Also called In this sense, also called barysphere 地核 也作 在此意义上也可称作 barysphere〔core〕The central portion of Earth below the mantle, beginning at a depth of about 2,900 kilometers (1,800 miles) and probably consisting of iron and nickel. It is made up of a liquid outer core and a solid inner core.地核:地球的中心部分,地幔以下,开始于深为2,900公里(1,800英里)的地方,大概含有铁和镍。它由一个液体的外核和一个固体的内核组成 |
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