 |
|
平滑面 : 51 phrases in 14 subjects |
| Automobiles | 3 |
| Aviation | 1 |
| Bridge construction | 4 |
| Desert science | 1 |
| Engineering geology | 3 |
| General | 5 |
| Hydroelectric power stations | 2 |
| Metallurgy | 3 |
| Nursing | 1 |
| Oil / petroleum | 3 |
| Plastics | 3 |
| Space | 1 |
| Sports | 1 |
| Technology | 20 |
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