thick dark green mucoid material that is the first feces of a newborn child
例句
用作名词 (n.)
If oligohydramnios is present, amnioinfusion dilutes meconium and decreases the number of infants with meconium below the vocal cords. 若出现羊水过少,羊膜腔注射可稀释胎粪并减少其进入呼吸道。