By some studies, the safety nets for retirees have reduced fertility rates.
一些研究表明，退休人员的社会保障体系使生育率降低了。
Some studies have also found an impact for men, though a less noticeable one.
尽管并不引人注目，一些研究还是发现了一个对男性的影响。
By some studies, selective schools do enhance their graduates' lifetime earnings.
一些研究表明，名牌大学确实提高了他们的毕业生一生的收入。
Some studies suggest that catharsis leads to reductions in tension and a lowered likelihood of future aggression.
一些研究表明，宣泄情绪可以减少紧张情绪，降低未来发生攻击的可能性。
Moreover, some studies suggest that even moderate drinking may increase the incidence of breast and colon cancer.
此外，一些研究表明，即使是适度饮酒也可能增加乳腺癌和结肠癌的发病率。
Some studies suggest that straight, horizontal bars painted across roads can initially cut the average speed of drivers in half.
有研究表明，在道路上画上笔直的横杆，可以在开始将司机的平均速度降低一半。
It is interesting to note that some studies show Caucasian American children have earlier childhood memories than Korean children do.
有趣的是，一些研究显示，白种美国儿童对童年的记忆比韩国儿童早。
Some studies show Internet use is making our attention last shorter and our memory worse.
一些研究表明，使用互联网使我们的注意力持续时间变短、记忆力变差。
Some studies also show there are benefits of curiosity in improving the long-term level of learning and memory, and a lot of positive results are connected with curiosity.
一些研究还表明，好奇心在提高长期的学习和记忆水平方面有好处，很多积极的结果都与好奇心有关。
Some studies depend on the self-reports of subjects.
有些研究依赖于实验对象的自我汇报。
Some studies have linked saccharin to cancer in rodents.
一些研究显示糖精和啮齿动物的癌症有关。
So far, some studies have found damage while others have not.
目前，已有些研究发现损害出现，而有的则还没有进展。
In some studies, an unexpected bonus has been a decline in domestic violence.
在一些研究中，一个意想不到的好处是家庭暴力减少了。
Some studies have linked snacking to lower body weight, while others have not.
一些研究认为吃零食和较轻的体重之间是有联系的，而另一些研究则否认这种联系。
Some studies have found that acupuncture effectively relieves menstrual cramps.
有研究表明针灸可以有效的缓解经痛。
Some studies suggest people underreport their caloric intake by 30 percent or more.
某些研究也表明：人们实际上吸收的卡路里比他们认为的要多出30%或者更多。
Moreover, some studies have linked a higher body mass index with brain-volume loss.
此外，许多研究还发现体重指数的增高与脑容量减少之间有具有一定的联系。
Some studies suggest the nasal mist is more effective than the traditional flu shot.
某些研究表明，鼻喷雾剂比传统的流感注射剂更有效。
There are some studies suggesting the same pattern occurs with asthma and hay fever.
另有其它研究发现在哮喘和花粉病病人中也有类似的情况。
Some studies have reported that mental exercise can slow or reverse cognitive decline.
有研究表明，益智练习可以使认知能力的衰退过程减缓甚至逆转。
Some studies also showed patients had a lower respiratory rate after listening to music.
一些研究表明患者听过音乐后也有了较低的呼吸速率。
Some studies suggest that green tea's polyphenols may boost metabolism and help burn fat.
有一些研究表示，绿茶的茶多酚可能会加快新陈代谢以帮助燃烧脂肪。
Some studies reckon that demography explains as much as a third of Asia's economic growth.
一些研究推测非洲经济增长的三分之一都归功于人口迁移。
Some studies even suggest that the antioxidants in green tea reduce one's risk of skin cancer.
还有研究甚至说绿茶中含有的抗氧化成分能够降低我们患皮肤癌的几率。
Some studies have even suggested three coffees a day can reduce the risk of Alzheimer's disease.
有些研究甚至指出一天喝三杯咖啡能减少患老年痴呆症的风险。
Some studies, in fact, found that users moved from smokeless tobacco products to become smokers.
事实上，有些研究已经表明，很多烟民是通过无烟制品转变而来的。
Some studies already suggest a correlation between a country’s allergy levels and its average IQ.
有些研究已经显示了一个国家的过敏症数量和其平均IQ存在关联。
Some studies already suggest a correlation between a country's allergy levels and its average IQ.
一些研究已经得出一个国家过敏症的水平与它平均IQ具有相关性。
Some studies already suggest a correlation between a country's allergy levels and its average IQ.
一些研究已经得出一个国家过敏症的水平与它平均IQ具有相关性。
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