| 单词 | blue earth |
| 释义 | > as lemmasblue earth blue earth n. Mining = blue ground n. ΘΚΠ the world > the earth > structure of the earth > constituent materials > earth or soil > kind of earth or soil > [noun] > mineral soil > blue earth blue clay1577 blue1873 blue ground1881 blue earth1883 1883 Academy 10 Nov. 318/3 The gems occur principally in the ‘blue earth’, which is an altered brecciated rock, apparently of volcanic origin. 1922 T. M. Lowry Inorg. Chem. xxviii. 444 The discovery of diamonds in meteoric stones of similar composition to the ‘blue earth’. 2007 Daily Mail (Nexis) 14 Mar. 22 That spring, a young geologist came across a fox hole in a ravine which had telltale blue earth. < as lemmas |
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