normal spectrum

• 常态谱系,匀排光谱,正常谱

normal spectrum的用法和样例：

例句

1. The obseration of increasing symptom seerity from one category to the next reinforces "the alidity of the spectrum concept of bipolarity," the researchers note.
   研究者把一个分类到另一分类的严重症状进行了补充，从而形成一个有效的双重精神障碍的疾病谱系，研究者并对此进行了特别说明。