单词 picamar 释义 picamar Chem.|pkm(r)|[mod. (Reichenbach) f. L. pix, pic-em pitch + amrus bitter.]An intensely bitter thick transparent oil, obtained in the distillation of wood-tar.1836J. M. Gully Magendie's Formul. (ed. 2) 202 The last product is creo...