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同义词： breech delivery breech birth
以上来源于: WordNet
I was also in breech presentation.
我那时也是臀位的。
youdao
In this article, we eported 201 singleton of breech presentation by B-mode ultrasound made 2 weeks before term. some criteria for breech delivery are as following.
本文201例单胎臀位在产前2周进行B型超声检查，为分娩方式提供多项参考指标。
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