1. A week before, he had completed a successful overland flight during which he covered twenty-six miles.
    一个星期之前，他成功地完成了一次飞越26英里的陆上飞行。

2. A burst of activity associated with the laying of submarine cables soon confirmed the Challenger´s observation that many parts of the ocean were two to three miles deep,
    铺设海底电缆的热潮很快证实了"挑战者"号的观察结果：海洋中很多地方可深达两三英里，

3. 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）。

4. A week before, he had completed a successful overland flight during which he covered twenty-six miles.
    一周以前，他曾成功地进行了一次26英里的陆上飞行。

5. Assuming that his family had been killed during an air raid, Hans settled down in a village fifty miles away where he had remained ever since.
    汉斯以为全家人都在空袭中遇难，于是便在距此50英里外的一座村子里定居下来，直至当日。

6. A short time before, great trees had covered the countryside for miles around.
    就在不久之前，参天大树还覆盖着方圆数英里的土地。

7. Although Campbell reached a speed of over 304 miles per hour, he had great difficulty in controlling the car because a tyre burst during the first run.
    尽管坎贝尔达到了每小时超过304英里的速度，但他很难把汽车控制住，因为在开始的行程中爆了一只轮胎。

8. After his attempt, Campbell was disappointed to learn that his average speed had been 299 miles per hour.
    比赛结束后，坎贝尔非常失望地得知他的平均时速是299英里。

9. A small fishing boat was carried miles out to sea by the powerful fish as it pulled on the line.
    一条小渔船被一条咬住钩的强壮的大鱼拖到了几英里以外的海面上。

10. And it is millions of miles away.
    距我们有几百万英里。