A recent study found that Peru's USF helped to reduce the rural population's average distance from a telephone from 56km (35 miles) in 1999 to 5.7km in 2002.
近期的研究表明秘鲁的USF促使农村人口同电话的平均距离由1999年的56公里(合35英里)下降至2002年的5.7公里。
First of all, we see that the average walking distance of people dropped from 255 miles in 1985 to 237 miles in 2000.
首先，我们看到，全年人均步行距离从1985年的255英里下降到2000年的237英里。
In surveys, I've found that those who used to run 20 miles (as a longest long run), and bump the distance up to 26 miles, experience an average improvement of over 15 minutes.
在调查中，我发现那些从过去跑20英里(最长的长距离跑)，现在跑26英里的人，平均成绩提高15分钟以上。
Fifty years ago, most People's Daily levels of activity were equivalent to walking three to five miles a day; today, the average person fails to cover that distance in a week.
半个世纪前，大多数人每天的活动量相当于步行三至五英里，而如今，普通人一周的活动量还不到这个水平。
As a reasonable guess, they might, on an average, be 100 light years away. a light year is the distance which light travels at 186,000 miles per second in one year, namely 6 million million miles.
据合理推算，外星人离我们平均距离也有100光年之远(1光年是光以每秒186,000英里的速度在一年内走的距离即6万亿英里)。
As a reasonable guess, they might, on an average, be 100 light years away. a light year is the distance which light travels at 186,000 miles per second in one year, namely 6 million million miles.
据合理推算，外星人离我们平均距离也有100光年之远(1光年是光以每秒186,000英里的速度在一年内走的距离即6万亿英里)。
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