 |
| |||
| deliberate reconnaissance | |||
|
计 划勘探 : 17 phrases in 8 subjects |
| Bridge construction | 1 |
| Earth sciences | 3 |
| Ecology | 1 |
| Engineering geology | 2 |
| Geology | 4 |
| Mammals | 1 |
| Navigation | 2 |
| Technology | 3 |
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