日期:
来源:雅诚德英语网
They were asked whether they had been physically active on a regular basis during their teenage years and at ages 30, 50 and later.
他们被问之在青少年时期与30岁、50岁或更晚的时候是否经常地积极地参加身体锻炼。
They were asked whether they had been physically active on a regular basis during their teenage years and at ages 30, 50 and later.
他们被问之在青少年时期与30岁、50岁或更晚的时候是否经常地积极地参加身体锻炼。