YOU SAID:

I had a baby with a child who was 10 in 8 years.

INTO JAPANESE

8年間で10歳の子供を出産しました。

BACK INTO ENGLISH

I gave birth to a 10 year old child in 8 years.

INTO JAPANESE

8年ぶりに10歳の子供を出産しました。

BACK INTO ENGLISH

After eight years, I gave birth to a 10-year-old child.

INTO JAPANESE

8年後、10歳の子供を出産しました。

BACK INTO ENGLISH

Eight years later, I gave birth to a 10-year-old child.

INTO JAPANESE

8年後、10歳の子供を出産しました。

BACK INTO ENGLISH

Eight years later, I gave birth to a 10-year-old child.