比五年前的数据提高了1小时17分，该研究的发起者亨利·j .·凯瑟家庭基金会透露。
That's an hour and 17 minutes more than they did five years ago, said the study's sponsor, the Henry J. Kaiser Family Foundation.
比五年前的数据提高了1小时17分，该研究的发起者亨利·j .·凯瑟家庭基金会透露。
That's an hour and 17 minutes more than they did five years ago, said the study's sponsor, the Henry J. Kaiser Family Foundation.
应用推荐