| 1. | Satellite lifetimes in orbit range from a matter of days to hundreds of years .
卫星在轨道上的寿命从几天到几百年不等。 |
| 2. | The "weightless" condition of astronauts in orbit about the earth arises from just this cancellation of inertial and gravitational forces .
在围绕地球运转的轨道中，宇航员的“失重”状态就是惯性力与引力相互抵消的结果。 |
| 3. | If they had failed to find gumdrop, the two men in spider would have been stranded in orbit to die when their oxygen supply ran out .
要是他们没找到橡皮糖，在支架里的两个人，等他们的氧供应用完了，便在轨道里窒息而死了。 |
| 4. | Finally, when in orbit round the earth, the calculators calculate exactly when to fire the retro-rocket to effect re-entry .
最后，在围绕地球的轨道运行的时候，计算机会精确地计算出应该在什么时候发射制动火箭以重返大气层。 |
| 5. | Introduction : madly in orbit above to launch the car
疯狂地往轨道上面发射车子! |
| 6. | That we ' re in orbit , at an altitude of 300 miles ,
我们现在在海拔300英里高度的 |
| 7. | That we ' re in orbit , at an altitude of 300 miles ,
我们现在在海拔300英里高度的 |
| 8. | Don ' t bother with them . keep the ship in orbit
别管他们，保持飞船的轨道 |
| 9. | The spacecraft is in orbit around the moon
该航天器在绕月球轨道运行。 |
| 10. | - don ' t bother with them . keep the ship in orbit . - yes , sir
-别理他们，保持行驶轨道-遵命 |
