As expected , maternal age was a strong predictor of success .
与预期一样,母亲的年龄是生育成功与否的重要因素。
Maternal age is a factor and , according to recent research , so is paternal age .
据最近发表的一份研究报告,母亲的年龄是一个因素,父亲的年龄同样是一个因素。
Less a maternal figure than a stage director , she both pushed her children and envied them , while her husband , morris , kindly paid the bills .
虽然母亲的身价比不上舞台监督,但她还是督促孩子们,且又羡慕他们,而她的丈夫莫里斯则爽快的养家。
The scientists found evidence of a number of diseases that are related to maternal malnutrition and poor prenatal care .
科学家发现了大量的与母体遗传的营养不良和贫乏的产前保健相关的病毒的证据。
We sometimes expect fathers to shirk their responsibility ; but when mothers do it , it shakes the core of what we 've been taught to believe about women and maternal instinct .
The elephant had no maternal intuition , a trait that is often passed down from other elephants .
大象有没有母性直觉知识,它们往往是模仿其他大象的行事方法。
Work issues , disease and alcohol problems were also linked to a lowering of the maternal mood .
就业问题、疾病和酗酒问题也联系到了母性情绪的低落。
I have no desire to have a child , no maternal or paternal instinct .
“我没有想要孩子的意愿,没有母性的或父性的本能。”
According to dr szyf , epigenetic modifications in response to maternal care occur during the first week of life after birth-the so-called critical period .
szyf博士认为,受母性关怀影响的表现遗传性变化出现在出生后的第一周,那是所谓的关键时期。
One idea to explain this is that in animals such as humans , where there is a lot of maternal care , females find physical aggression less affordable .