To avoid maternal deaths, it is also vital to prevent unwanted and too-early pregnancies.

为了避免孕产妇死亡，还必须防止意外怀孕和过早怀孕。

youdao

In many early pregnancies, the hCG level will double every 31 to 72 hours. As the pregnancy progresses, hCG levels rise and the doubling time increases.

许多的早孕，和HCG水平每31 - 72小时会翻倍，随着怀孕的进程，HCG水平的上升以及翻倍的时间也会增加。

youdao

METHODS 102 women, who had early pregnancies after cesarean section, were compared with 78 women with early pregnancy after natural delivery and 129 women having no birth.

方法选择剖宫产后早期妊娠102例，并将同期自然流产后早孕78例和无分娩史早孕妇女129例作为对照。

youdao

Kaplan's agency is redoubling its efforts to identify obese women early in their pregnancies and to make sure their health care providers treat them as high-risk patients.

VOA: standard.2010.06.23

Others still are child brides, forced out of school and into loveless marriages, often undergoing early pregnancies that put their lives at risk.

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Women whose mothers were exposed to the famine early in their pregnancies were especially prone to later obesity.

BBC: Starved babies 'become obese adults'

In a paper published last month in the Journal of the American Medical Association, he reported that this disorder, too, occurred more than twice as often in those whose mothers were starved in the early part of their pregnancies as in those whose mothers were (for wartime conditions) reasonably well-fed.

ECONOMIST: The fetus is father of the man