C-sections are seldom done at that stage of pregnancy.

很少在怀孕的那个阶段实施剖腹产。

《柯林斯英汉双解大词典》

Unless labor is cut short (or eliminated) by a C-section, all women go through the labor stage, which includes early labor, active labor, and transitional labor.

除非破腹产缩短了阵痛，所有的妇女都要经历阵痛这个产程，包括早期阵痛、活跃期、过渡期。

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Soil microbial biomass C, N declined significantly in early restoration stage compared with shrub communities, and increased with the extension of plant restoration.

土壤微生物生物量C、N在植被恢复的初期显著低于灌丛，而后随着恢复的进行逐步增长。

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Tim Cook and his C-Suite team took to the stage yesterday to debut a number of new devices, refreshing almost the entire consumer product line in time for the holiday season.

FORBES: Tim Cook Blinked First - The Nexus 7 Takes Pride Of Place At The iPad Mini Launch

Also, 24 of 26 patients who received telaprevir in early-stage trials were cured of hepatitis C after six additional months of treatment with interferon and ribavirin.

FORBES: Saving Your Liver

More bad news: Mid-stage trials of a new drug for hepatitis C being developed by Wyeth and biotech Viropharma were stopped.

FORBES