单词sex ratio
na.: 男女人口比例
网络: 性比；性别比
性比率
男女人口比例
Taken together, these results suggest that acute stress to a woman at the time of conception shifts the sex ratio towards girls.
综合来看，这些结果表明在怀孕期间突然而来的压力改变了女孩在性别比例中的多寡。
For the women, there was no significant relationship between their school"s sex ratio and their age of death.
对女性来说，在她们的校园性别比例和死亡年龄间没有有意义的关系。
"It looks as if high sex ratio areas, particularly in central China, are likely to get worse, " she said.
“看起来，在男女比例高的地区，特别是中国中部地区，问题将越来越严重，”她说道。
stress to a woman at the time of conception, whether acute or chronic, will shift the sex ratio towards girls.
妇女怀孕期间经受压力，无论是突发的还是持续的，都会导致婴儿性别比例偏向女孩。
As reasonable as it all sounds, the hypothesis that a skewed sex ratio leads to shorter male lifespan has never been confirmed in humans.
所有这些听起来是合理的，这种关于性别歧视导致男性寿命缩短的假说从来没有在人类中获得确认。
There was no significant difference of amount of offspring and sex ratio between rice weevil and maize weevil in rice.
寄生小麦粒中的米象与玉米象的蜂量之间差异不显著，雌雄性比之间也差异不显著。
Secure ward managers may be able to reduce patient aggression by carefully monitoring the sex ratio of the staff relative to the patients.
精神病院的管理者们也许可以通过小心控制工作人员相对于病人的性别比例来减少病人的攻击行为。
Crime is not higher in high sex ratio areas, but it may be too early [to see the effects].
在那女性别比例高的地区犯罪不高，但是现在说还为时尚早（要看其影响）。
The resulting sex-ratio imbalance has households wanting "to save to outcompete others in the marriage market, " he said.
魏尚进说，由此产生的性别比例失衡让许多家庭“依靠储蓄战胜婚配市场上的竞争者”。
One of the most underappreciated forces affecting life in the U. S. is the sex ratio.
男女比例对美国人的生活深具影响，但几乎不受重视。