网络释义专业释义
... carcino embryonic antigen 癌胚抗原 收藏 embryonic circulation 胚体循环; 胎体循环 收藏 Embryonic spinal cord 胚胎脊髓 收藏 ...
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原声例句
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These cells around the outside form the interface, the placenta, where the maternal blood circulation meets the embryonic circulation and nutrients are passed back and forth that way in a very highly regulated and important way.
外层的细胞形成接触面,即胎盘,是母血与胎血,进行血液交换,及营养物质交换的场所,整个过程高度有序并且非常重要
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