相关单词近义词 nitre 硝酸钾, niter 硝酸钾(硝酸钠)..., saltpeter 硝石, potassium nitrate [化]硝酸钾临近词salt, Saltin相似词salt-and-pepper, salted, saltine, saltire, salty, salubrious, salutary, salutation, 返回 saltpetre