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50天相当于怀孕多少周
更新时间: 2020-11-04 00:00:00  

50天相当于怀孕四十周这样,整一个的孕期大约在280天左右。怀孕,又名妊娠,在全过程里面分为三个时期,早期妊娠在十二周末期,十三到二十七周末为中期妊娠,二十八周为晚期妊娠。

关键词: 相当 怀孕 多少

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