placentae的翻译，读音
释义：
胎盘
n that part of the ovary of a flowering plant where the ovules form
n the vascular structure in the uterus of most mammals providing oxygen and nutrients for and transferring wastes from the developing fetus
n that part of the ovary of a flowering plant where the ovules form
n the vascular structure in the uterus of most mammals providing oxygen and nutrients for and transferring wastes from the developing fetus