 |
| |||
| sound reduction | |||
| уменьшение звука: 8 phrases in 3 subjects |
| General | 1 |
| Mass media | 6 |
| Natural resourses and wildlife conservation | 1 |
|
| |||
| sound reduction | |||
| уменьшение звука: 8 phrases in 3 subjects |
| General | 1 |
| Mass media | 6 |
| Natural resourses and wildlife conservation | 1 |