Since 1951 the proportion of married women who work has grown from just over a fifth to a half.
自1951年以来，在职的已婚女性的比例已经从刚超过五分之一增长到二分之一。
Scientists have collected samples from crows in order to estimate the proportion of larvae in their diet.
科学家们从乌鸦那里收集了样本，以估计它们食物中幼虫的比例。
Another cause is that the proportion of people who are trying to lose weight has been increasing over time.
另一个原因是，随着时间的推移，试图减肥的人群比例一直在增加。
Third, growth was reflected in changes in the proportion of the relevant age group enrolled in institutions of higher education.
第三点，相关年龄组在高等教育机构就读比例的变化反映了增长。
In America, a one-percentage point increase in the proportion of immigrants in the population made the native-born 0.05% better off.
在美国，移民在人口中所占比例每增加一个百分点，本土出生的人口生活水平就会提高0.05%。
Although the proportion of new cars in Donia's capital city has always been comparatively high, nitrogen dioxide emissions there have shown only an insignificant decline since 1993.
尽管在Donia的首都城市，新车的比例一直相对较高，那里的二氧化氮排放量自1993年以来仅略有下降。
The other three species differ in the proportion of lower leaves and higher stems that they eat: zebras eat the most stem matter, wildebeests eat the most leaves, and topi are intermediate.
其他三种动物的区别在于它们食用的低处枝叶和高处茎杆的比例不同：斑马吃茎杆最多，角马吃叶子最多，而转角牛羚则介于两者之间。
The study compared the proportion of wealth poured into transport by thirty-seven cities around the world.
这项研究比较了全世界37个城市投入交通运输的财富比例。
Were the government to use a multiplier of five instead of three, the proportion of Americans below the poverty line would rise to more than 24 percent.
如果政府用5而不是3做乘数，那美国的贫困人口比例将会上升到24%以上。
By measuring the proportion of heavier hydrogen and oxygen isotopes along a strand of hair, scientists can construct a geographic timeline.
通过测量一束头发上较重的氢和氧同位素的比例，科学家可以构建一个地理时间轴。
The hatched section shows the proportion of women.
阴影部分表示女性的比例。
What is the proportion of boys to girls in the country?
那么这个国家里男孩和女孩的比例是多少？
In all regions, the proportion of women living with HIV is growing.
对所有地区而言，妇女感染艾滋病毒的比例不断增加。
The company sorely needs to raise the proportion of premium subscribers.
Spotify公司急需提高其高级用户的比例。
Already, the proportion of people aged over 60 has increased from 10.4% in 2000 to 13.3% now.
而目前，60岁以上老龄人口占总人口的比例已从2000年的10.4％上升到现在的13.3％。
To work actively to adjust the mix of exports and increase the proportion of high-tech products.
积极调整出口商品结构，提高高新技术产品的出口比重。
The mean pause has gone up for every policy, and the proportion of time spent in GC is unchanged.
每个策略的平均暂停时间都增加了，但花费在GC上的时间比例并没有改变。
Within the first five years the proportion of whites in the civil service dropped from 44% to 18%.
在南非转型的前五年内，白人公务员的比例从44%下降至18%。
The thickness of a sauce is in direct relation to the proportion of flour youuse per cup of liquid.
水和面粉的调配比例直接决定了酱汁的浓稠程度。
In Britain, as well as in the United States and Canada, the proportion of boys being born is dropping.
在英国、美国和加拿大，男孩的出生比例在下降。
Furthermore, the proportion of spindle cells in whales' brains is about three times that in human brains.
此外，鲸类大脑中的梭形细胞比例大约是人类的三倍。
Concentration refers to the proportion of a person's social contacts that come from their work environment.
集中度是指人们的社交接触中来自其工作环境的那部分比例。
Since then, both the pass rate and the proportion of exams gaining the highest grade have risen every year.
自那以后，通过率及取得最好成绩的比重逐年增加。
Men, it said, now make up 40 percent of the visitors to its brow bars, double the proportion of a year ago.
该公司称，现在光顾其修眉吧的顾客中有40%为男士，较一年前翻了一番。
According to these estimates, the proportion of men dying under the age of 60 from NCDs can be as high as 67%.
根据这些估计情况，男性在60岁之前死于非传染性疾病的比例可能会高达67%。
The modest rise is due to more young women going to university; the proportion of young men doing so has fallen.
这小小的上升是因为更多的女性进入了大学，而男性的比例却在下降。
But at the next level - tenure-track associate professor - the proportion of females shrinks to single digits.
但是下一个级别-终身副教授-中女性所占的比例就降至个位数了。
In 2003, the proportion of primary industry employment is still as high as 49%, while the output is only 14.58%.
2003年，我国第一产业就业人口比重仍然高达49%，而产值则只占14.58%。
In 2003, the proportion of primary industry employment is still as high as 49%, while the output is only 14.58%.
2003年，我国第一产业就业人口比重仍然高达49%，而产值则只占14.58%。
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