amnionic

blood,amnionic fluid,embryonic membrance during the childbirth;lochia after the post partum;

分娩时流血、羊水、胎衣等、后流恶露;

The ancient people considered the blood,amnionic fluid,lochia and etac as filthy and ominous materials,which will desecrate the inviolability,and drew up much abstinence of lunaria and birth.

古人认为从女阴流血液、羊水、胎衣等是污秽、不祥,会亵渎,为之制订种种月经禁忌和生育禁忌。