我现在怀孕21周左右,从怀孕20周开始宫缩频繁,每3-5分钟宫缩一次。所以这段时间不爱走动,基本都是躺着。但是我发现一个开发者_高级运维问题,就是侧卧时宫缩越频繁,坐起时宫缩不会越厉害。这是为什么呢?有姐妹知[详细]
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