 |
| |||
| lava ash | |||
| 熔 岩灰: 38 phrases in 7 subjects |
| Desert science | 3 |
| Engineering geology | 2 |
| General | 2 |
| Geology | 1 |
| Hydroelectric power stations | 1 |
| Oil / petroleum | 6 |
| Technology | 23 |
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