单词 lacmus 释义 lacmus|lkms|[ad. Du. lakmoes, f. lak lac n.1 + moes pulp.]= litmus.1794Sullivan View Nat. I. 258 The tincture of lacmus.1812J. Smyth Pract. of Customs (1821) 150 Litmus, or Lacmus, in the Arts, is a blue pigment, formed from Archil.{var...