| 1. | The rocket lifted off from its launching pad .
火箭从发射台上发射出去。 |
| 2. | The rockets were relatively inaccurate .
这种火箭还相对地不准确。 |
| 3. | The rocket penetrated the enemy 's tank .
火箭击穿了敌人的坦克。 |
| 4. | This force is much larger than the weight of the rocket and contents .
这个力比火箭总重量大多得。 |
| 5. | In a short time interval, a mass dm of gas is ejected from the rocket .
在很短的时间内，由火箭喷射气体的质量为dm |
| 6. | Now, in addition to the rocket belt, there are experiments with a turbine belt .
现在，除了火箭背带之外，还进行了涡轮机背带的实验。 |
| 7. | As the rocket gets farther into space, the earth's atmosphere is left behind .
随着火箭越来越远地进入空间，地球的大气就被抛在后面。 |
| 8. | The rocket ship is divided into two parts, the payload part and the fuel-exhaust part .
把火箭飞行器分为两部分：有效负载部分和燃料排出部分。 |
| 9. | The burning surface of the powder then increases, the pressure rises and the rocket may be blown up .
此时，无烟药燃烧表面增加，压力上升，火箭可能爆炸。 |
| 10. | The rocket climbs upward and onward, with an artificial satellite cradled in its nose cone .
随带装在其前端锥形体内的一颗人造卫星，火箭一直向上，向前爬升。 |
