n.胎盘
placenta的复数

原形：placenta复数：placentas

The placenta serves as a vital organ for nourishing the fetus during pregnancy.
胎盘在孕期作为滋养胎儿的重要器官。
After birth, the placenta is typically delivered with the baby and then discarded.
分娩后，胎盘通常随婴儿一起排出，并被丢弃。
In some cases, a placenta can be retained postpartum, requiring medical intervention.
有时，产后胎盘可能会滞留，需要医疗处理。
A placenta previa occurs when the placenta partially or fully covers the cervix.
前置胎盘是指胎盘部分或完全覆盖宫颈的情况。
The placenta is rich in hormones like estrogen and progesterone, supporting fetal development.
胎盘富含雌激素和孕酮等激素，有助于胎儿发育。
Research on the human placenta helps scientists understand fetal-maternal interactions.
对人类胎盘的研究有助于科学家理解母体与胎儿之间的相互作用。
Women can donate their placentas to be processed into nutritional supplements for other mothers.
有些妇女会捐赠他们的胎盘，用于加工成营养补充剂供其他孕妇使用。
Placental abnormalities can lead to complications during pregnancy, such as preeclampsia.
胎盘异常可能导致孕期并发症，如妊娠高血压。
After a cesarean section, the doctor may need to remove the placenta manually.
剖宫产时，医生可能需要手动取出胎盘。
The placenta plays a crucial role in transferring oxygen and nutrients from the mother to the baby.
胎盘在从母亲向胎儿输送氧气和营养物质中起着关键作用。