| 1. | We have lift-off .
我们已发射升空。 |
| 2. | The spaceship named pluto no. 4 will be launched by the united states .
太空船布鲁特四号将由美国发射升空。 |
| 3. | During the attack many of our pilots noted the brave efforts of american fliers to get planes off the ground .
我们出击期间，许多飞行员见到美国飞行员冒死驾机升空。 |
| 4. | Who was the first man to make an ascent in a balloon
第一个乘气球升空的人是谁 |
| 5. | Two minutes to blastoff , and everything is a - okay
2分钟后爆炸升空，一切都ok了 |
| 6. | I can assure you l - - when are we leaving
-我可以向你保证我-我们何日升空？ |
| 7. | - i can assure you l - when are we leaving
-我可以向你保证我… -我们何日升空？ |
| 8. | The harrier jet can fly straight up into the air
猎鹰式喷射机可以垂直升空。 |
| 9. | Balloon ascents overcome this hazard with ease
升空的气球能轻而易举地克服这一困难。 |
| 10. | The shuttle is expected to launch around 11 : 38 a . m
飞船预计大约在上午11 ： 38发射升空。 |
