"The results of the survey showed the highest level of support on the hot button issue," 调查结果显示，选民对这一热点问题的支持达到了空前的高度。 "Abortion hasn't been a hot button issue during the 2010 U.S. Presidential ...

Modern life makes us tired, right? But research from societies in Africa and South America suggests people in the ancient ...

Modern life makes us tired, right? But research from societies in Africa and South America suggests people in the ancient ...