 |
| |||
| duration; fraction of time; patch | |||
| відрізок часу: 10 phrases in 6 subjects |
| Astronomy | 1 |
| Economy | 2 |
| General | 3 |
| Information technology | 1 |
| Military | 2 |
| Seismology | 1 |
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
| Get short URL | Language Selection Tips