正常normal
新常态New normal
正常微生物群normal microbiota
永久正常贸易关系permanent normal trading relations (PNTR)
法向直接日射辐照度normal direct solar irradiance【能源】
渐近正态分布asymptotic normal distribution【数】;asymptotically normal distribution【数】
低肾素正常醛固酮low renin,normal aldosterone
混合正常人血清pooled normal human serum