Obstruction can lead to prolonged labour, which increases the risk of caesarean section, heavy bleeding, distress in the infant and stillbirth.

阻塞可能使分娩时间延长，从而增加剖腹产、大出血、婴儿窘迫和死产的危险。

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Too many points of interest in one section of your image can leave it feeling too 'heavy' or complicated in that section of the shot and other parts feeling 'empty'.

兴趣点过多则太过繁复而该区超重，其他区域则感觉轻飘。

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At last, acquired conclusion is that band cut is not only in relation to gun bore wear and bore pressure, but also to length of heavy wear section.

最后得出结论：弹带削光不仅与内膛磨损量和膛压大小有关，还与严重磨损段的长度有关。

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However, the main road was left under under several feet of water after heavy rain resulted in the river breaching a section of the defences.

BBC: Braunton 'needs more flooding solutions'

The Rest and Be Thankful section of the A83 has been closed six times in the past five years after heavy rain washed tonnes of debris down the hillside.

BBC: A83 Rest and Be Thankful diversion route 'almost ready'

Making that wide palette fit with a solid rhythm section, and doing so without teetering on the top-heavy, requires a composer skilled in the art of collective bargaining.

NPR: New Jazz Composers Octet: The Elite Eight