 |
| |||
| gradation | |||
|
浓淡度 : 13 phrases in 9 subjects |
| Architecture | 1 |
| Computers | 1 |
| Construction | 1 |
| Earth sciences | 1 |
| General | 2 |
| Geology | 1 |
| Information technology | 1 |
| Technology | 4 |
| Textile industry | 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