单词：sloping convection
斜坡对流
单词：sloping convection 相关文章
The hour hand on a clock moves about ten thousand times faster than the flowing rocks of the mantle. 钟面上时针的移动速度，比地幔岩石的流动速度，要快大约1万倍。 The movements occur not just laterally as the Earth's plates
发表于:2019-02-25 / 阅读(256) / 评论(0)
万物简史
万物简史