Methods:Methods including time-motion, body weight balance, activity index and REE(resting energy expenditure) calculation were used.
方法：采用“生活观察法”、“体重平衡法”、“生活活动指数法”、“REE推算法”。
2
Although no form of matter yet discovered, moves as fast as or faster than light, scientific experiments have already confirmed that accelerated motion causes a traveler's time to be stretched.
虽然还没有发现一种速度与光一样或比光还快的物质，但科学实验已经证实，加速运动会延长旅行者的时间。
3
Although no form of matter yet discovered, moves as fast as or faster than light, scientific experiments has already confirmed that accelerated motion causes a traveler's time to be stretched.