摘要：
When it comes to exercise, many people seem to fall into two distinct camps: those who love a vigorous, sweat-soaked workout and those who view it as a form of torment.vigorous：有力的，精力充沛的 torment：痛苦，折磨 With hopes of getting more people up and moving, scientists are looking at the body's biologi.. 阅读全文
