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单词 black liquor
释义

Definition of black liquor in English:

black liquor

noun

  • 1Any of various black liquids used in dyeing; specifically a solution of lead acetate used as a mordant; also called iron liquor; (now rare).

  • 2A liquid residue containing lignin compounds and inorganic chemicals, formed when pulpwood is heated in alkaline solution in the kraft papermaking process.

Origin

Early 18th century; earliest use found in Whole Art Dying.

Definition of black liquor in US English:

black liquor

noun

  • 1Any of various black liquids used in dyeing; specifically a solution of lead acetate used as a mordant; also called iron liquor; (now rare).

  • 2A liquid residue containing lignin compounds and inorganic chemicals, formed when pulpwood is heated in alkaline solution in the kraft papermaking process.

Origin

Early 18th century; earliest use found in Whole Art Dying.
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更新时间：2024/12/27 4:26:10