1. | The first-stage vehicle is used to launch the rocket and is then jettisoned in the upper atmosphere. |
| 第一级运载火箭是用来发射火箭的,进入高层大气后即抛掉。
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2. | The rocket travels at phenomenal speed. |
| 火箭以惊人的速度飞行。
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3. | Scientists have computed the probable course of the rocket . |
| 科学家用计算机计算了火箭可能运行的轨道。
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4. | We were planning to send a rocket into space but they beat us to it. |
| 我们还在准备发射火箭,可是他们却已经抢在前面了.
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5. | Twenty minutes to go before the rocket lifts off. |
| 还有20分钟火箭就要发射了。
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6. | A Titan 2 rocket blasted him into space yesterday. |
| 大力神二号火箭昨天把他送入太空。
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7. | The satellite was launched in a rocket . |
| 这颗卫星是装在火箭上发射的。
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8. | The rocket did [made] one circuit of the earth and returned to base. |
| 火箭绕地球一周又回到基地。
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9. | The rocket is encased in a metal sheath for protection. |
| 火箭外面套着金属防护套。
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10. | The rocket shot up into the sky. |
| 那枚火箭飞速升空。
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