| |||
intervalo de silêncio | |||
período de silêncio | |||
silêncio |
silence : 20 phrases in 12 subjects |
Communications | 5 |
Earth sciences | 1 |
Education | 1 |
Electronics | 2 |
Environment | 2 |
General | 2 |
Information technology | 1 |
Law | 1 |
Medical | 2 |
Politics | 1 |
Social science | 1 |
Telecommunications | 1 |