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| 借力飞行的 (利用某行星引力场改变空间探测器轨道，以减少能量消耗); 空间探测器近距离通过 (某行星或其他天体) | |||
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swing-by : 13 phrases in 5 subjects |
| Aviation | 1 |
| Bridge construction | 4 |
| Rail transport | 1 |
| Space | 2 |
| Technology | 5 |
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