placental position
常见例句
- There is part of pregnant woman yoga in the CD. It teach us how to correct placental position and how to relieve labor pain from doing sports.
光盘里还有一些孕妇瑜伽的练习教程，侧重讲如何通过运动纠正胎位，以及通过运动和呼吸法练习减轻分娩痛苦。
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