 |
| |||
| irregular surface | |||
| 不规则面: 39 phrases in 8 subjects |
| Architecture | 3 |
| Bridge construction | 3 |
| Chess | 2 |
| Engineering geology | 1 |
| Metallurgy | 1 |
| Oil / petroleum | 1 |
| Space | 2 |
| Technology | 26 |
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