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| 91. | Rocket research? |
| 火箭研究？ |
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| 92. | distress rocket |
| 遇难火箭 |
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| 93. | multistage rocket |
| 多级火箭 |
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| 94. | circumlunar rocket |
| 环月火箭 |
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| 95. | aerodynamic rocket |
| 飞航式火箭 |
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| 96. | rocket astronomy |
| 火箭天文学 |
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| 97. | research rocket |
| 研究用火箭 |
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| 98. | rocket technology |
| 火箭技术 |
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| 99. | rocket aircraft |
| 火箭飞机 |
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| 100. | illuminating rocket |
| 照明火箭 |
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