Extracts from ovaries were also attractive to gravid females.

卵巢提取物同样对产卵雌蝇有诱集活力。

Morphology of the scoleces and gravid proglottids was observed under microscope.

方法 肉眼观察虫体，镜下观察头节和孕节形态。

This condition is referred to as gravidity, and females carrying eggs are said to be gravid.

这种状况被称为“妊娠”，我们说抱卵的雌性为妊娠状态(这句话有点废话的意思)。

In addition, gravid females need more calcium, which is used to build the shells of the eggs.

此外，妊娠的雌性需要更多的钙，来帮助形成卵壳。

Objective: to probe into the effect of the pregnancy for the gravid of the heart disease and the baby.

目的：探讨妊娠对心脏病患者及围产儿的影响。