unmetamorphosed英'ʌnmetə'mɔːfəʊzd美'ʌnmetə'mɔːfoʊzdBNC¹⁴⁴⁶⁶⁴⁺³ 基本例句 未变质的¹⁰⁰ The X-ray diffraction patterns of unmetamorphosed, regionally metamorphosed, thermally metamorphosed and hydrothermally metamorphosed coals have been systematically analysed. 系统分析了广西未变质煤、区域变质煤、岩浆变质煤和热液变质煤的 X射线衍射特征。 cnki