임신 중 자궁 내에 형성되어 태아에게 영양분과 산소를 공급하고 노폐물을 배출하는 기관.
A temporary organ that develops in the uterus during pregnancy, providing oxygen and nutrients to the growing fetus and removing waste products.
예문:
"The placenta is usually expelled from the uterus shortly after the baby is born."
"Doctors examine the placenta to ensure it is intact and healthy after delivery."
꽃의 씨방 안에서 밑씨가 붙어 있는 부분.
The part of the ovary wall in a flower to which the ovules are attached.
예문:
"The type of placentation depends on how the ovules are arranged on the placenta."
"In some plants, the placenta is located at the base of the ovary."