Normal itself means normal. See item 5: Normal ['n? 0? 0:m？ 0? 5l] adj Normal psychology, medical spirit (or intelligence, body, etc. ) normal, formal and standardized; Normal, normal, natural and sound normal mathematics are orthogonal and vertical; Normal; Normal; (Matrix) Conventional chemometrics, equivalent (concentration); Positive (chain), simple
I hope everyone can adopt it, and thank you for your support!