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单词 roche alum
释义

roche alum

[ rohch ]
/ roʊtʃ /

noun Chemistry.

an alumlike substance derived from alunite.

Origin of roche alum

1400–50; roche cliff, rocky height (now obsolete), late Middle English (see rock1); apparently partial translation of Middle French alum en roque, alun de roche

Words nearby roche alum

Rocard, Rocephin, Rochalimaea, Rochambeau, Rochdale, roche alum, Roche limit, Rochelle, Rochelle powder, Rochelle powders, Rochelle salt
Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020
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更新时间:2024/11/11 12:37:47