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| 观察; 观测; 监视 | |||
| производить наблюдение: 6 phrases in 3 subjects |
| General | 3 |
| Nautical | 1 |
| Obsolete / dated | 2 |
The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Add | The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Report an error
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