Twins have a three times higher chance of premature birth, and normal delivery typically occurs between 36 to 38 weeks.

双胞胎的早产几率高出三倍，正常分娩通常发生在36至38周之间。

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Pregnant Women Who Smoke May Risk Fatal Injury and Premature Birth.

吸烟孕妇会导致致命伤害与早产.

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Premature Birth: Birth less than 37 weeks after conception.

早产: 早产为孕期不足37周的分娩.

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Kuwabara is trying to give a foetus a safe home to avoid premature birth.

而桑原的目的是帮助胎儿找到安全的生长场所,以防早产.

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In the term, stress in the mother can lead birth weight or premature birth.

母亲偶尔的紧张会造成胎儿体重过轻或者早产.

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Smoking By Pregnant Women May Result in Fetal Lnjury , Premature Birth, And Low Birth Weight.

孕妇抽烟,可能导致胎儿损伤,早产, 低出生体重儿.

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They already are known to raise the risk of premature birth and other complications.

但这些孩子要冒的已知风险如早产及其他的并发症.

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Premature babies require prolonged and intensive care and risk lifelong handicaps due to premature birth.

早产儿需要延长重症监护或因早产而终身残疾的风险.

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