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单词 epsom salts
释义

WordReference Random House Unabridged Dictionary of American English © 2024
Ep′som salt′, 
  1. Chemistry, DrugsOften, Epsom salts. hydrated magnesium sulfate, MgSO4·7H2O, occurring as small colorless crystals: used in fertilizers, the dyeing of fabrics, leather tanning, etc., and in medicine chiefly as a cathartic.
  • 1760–70; after Epsom; so called from its presence in the local mineral water

Collins Concise English Dictionary © HarperCollins Publishers::
Epsom salts n
  1. (functioning as singular or plural) a medicinal preparation of hydrated magnesium sulphate, used as a purgative
Etymology: 18th Century: named after Epsom, where they occur naturally in the water
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更新时间：2024/11/13 14:34:50