rationalness

1. The person of rationalness: the period from Tao Yuanming to Kong Zi is the changing stage.
   平静而黯淡的笔触：从陶渊明到孔子。这是转向阶段。
2. According to the phenomena that some people have prejudice and unsatisfaction to the stratum with high honest-income, we should seriously analyse the rationalness of the stratum with high honest-income.
   针对一些人对正当高收入阶层有偏见，甚至不满的现象，我们应认真分析正当高收入阶层存在的合理性。

noun

1. the quality of being consistent with or based on logic

   Synonym:    rationality