| 单词 | mountain butter |
| 释义 | > as lemmasmountain butter mountain butter n. [after German Bergbutter (attributed to A. G. Werner by C. A. S. Hoffmann 1789, in Bergmännisches Jrnl. 1 379)] Mineralogy (now historical) any of various minerals occurring as soft masses, esp. alunogen or halotrichite. ΚΠ 1896 A. H. Chester Dict. Names Minerals 181 Mountain-butter. 1993 A. M. Clark Hey's Mineral Index (ed. 3) 472/2 Mountain butter, syn. of Bergbutter. < as lemmas |
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