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自己在DIY算排卵日怎麼做??

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Uploaded by on Jan 8, 2008

所謂自然生殖是算好排卵日行房。在排卵日時子宮頸黏液特別黏。您的食指跟姆指拉開可能超過10~15公分。這時候趕緊行房,有助於自然懷孕率。

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