 |
| |||
| echo area; echoing area | |||
| reflecting region | |||
|
反射区 : 24 phrases in 7 subjects |
| Air defense | 2 |
| Automobiles | 1 |
| Electronics | 6 |
| General | 1 |
| Oil / petroleum | 4 |
| Space | 2 |
| Technology | 8 |
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