单词 | dirhombohedron |
释义 | dirhombohedronn. Crystallography. (See quot. 1878, and di- comb. form 1.) ΚΠ 1878 H. P. Gurney Crystallogr. 66 The dirhombohedron is a double six-sided pyramid, whose faces are similar isosceles triangles. This entry has not yet been fully updated (first published 1896; most recently modified version published online June 2018). < n.1878 |
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