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2．一般来说怀孕到第8�时胚胎已经�现出人的形态．怀孕期间胎儿的营养物质和废物都是通过胎盘和脐带与母体进行交换而获得和排出的．——青夏 Template






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sketch 2797 Homer by Na Ruro
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sketch 4522 Adventure Time by KiNg Buamir
sketch 5165 Marceline by Marvin Chrome
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sketch 135 TYGER Style
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sketch 4900 Moonlight by Abdelwahab Haik

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tomski2．一般来说怀孕到第8�时胚胎已经�现出人的形态．怀孕期间胎儿的营养物质和废物都是通过胎盘和脐带与母体进行交换而获得和排出的．——青夏 coloring
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