大学英语：It is not difficult to understand the disturbing effects of rapid travel on the body

1.不难理解高速旅行给身体带来的不适。
　　It is not difficult to understand the disturbing effects of rapid travel on the body.
　　It is not difficult to realize that the disturbing effects on the body are caused by rapid travel.
　　2.引起这一不同的原因之一是不同的人体活动由不同的因素控制。
　　One reason for this discrepancy is that different bodily events are controlled by different factors.
　　3.食物中的蛋白质使人兴奋，而食物中的碳水化合物使人易于入睡。
　　Protein in food stimulates wakefulness, while carbohydrates promote sleep.
　　4.时差反应是每一个国际旅行者可能遇到的问题。
　　The problem of Jet Lag is one every international traveler comes across.
　　5.等待几天直到身体的调节机制自然适应新时区，这并不可行。
　　It is not feasible to wait a few days until the body's regulatory mechanisms are used to the new time zone.