1. They couldn't reach up and smash the enemy planes.
    他们无法飞上天空去击毁敌机。

2. These had been used to find enemy planes and ships in World War II.
    这些无线电波曾在第二次世界大战中被用于搜索敌人的飞机和船只。

3. Despite one of history's most extensive search efforts, involving more than 300 planes and dozens of ships, the Navy found nothing, not even an oil stain floating on the water.
    尽管美国海军发动了有史以来范围最大的一次搜寻，动用了300多架飞机和几十艘战舰，依然一无所获，甚至没发现一点油迹漂在水上。

4. During our mission, no planes were actually shot down.
    在我们执行任务的过程中，并没有飞机真正被击落。

5. Seventy-two search planes, plus dozens of ships, failed to turn up any sign of the missing aircraft.
    72架搜索飞机加上几十艘船，都没能找到失踪飞机的任何踪影。

6. More recently, automobiles and planes have made travel both faster and more convenient.
    在最近些时候，汽车和飞机使旅行变得既快又方便。

7. Can our fighter-planes intercept the enemy´s bombers?
    我们的战斗机能拦截敌人的轰炸机吗?

8. Who rolled balls down inclined planes, and then generalized the results of his many experiments into the famous law of free fall.
    他是那个使地球体沿斜面向下滚动，然后将多次实验结果概括成著名的自由落体定律的人。

9. I live near an airport and passing planes can be heard night and day.
    我住在一个机场附近，过往飞机日夜不绝于耳。

10. It seemed impossible for people of the city to do their daily jobs, to work and eat and sleep and carry on the business of life, with the crash of bombs all around them and planes spitting fire in the skies above.
    炸弹在四周爆炸,飞机从空中向下扫射，市民们似乎不可能照常工作、上班、吃饭、睡觉、从事日常的事务。