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| strato-; upper-level | |||
| high | |||
| high level | |||
| upper air | |||
| altitude; high altitude | |||
| upper-air | |||
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| high-altitude | |||
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| upper-air | |||
| upper atmosphere | |||
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| altitude | |||
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| high altitude | |||
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| clear mesh | |||
| 高空: 1561 phrases in 70 subjects |
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