单词 aphronitre 释义 aphronitre ? Obs.[ad. L. aphronitrum, a. Gr. ἀ, better ἀὸ , spuma nitri.]‘Foam of nitre’; a name formerly applied to the sulphur salts of various alkalis and earths.1398Trevisa Barth. De P.R. xvi. lxix. (1495) 575 The fome of Ni...