 |
|
tape-recorders : 40 phrases in 17 subjects |
| Aviation | 1 |
| Communications | 8 |
| Computers | 2 |
| Earth sciences | 2 |
| Education | 1 |
| Electronics | 8 |
| General | 2 |
| Health care | 2 |
| Hobbies and pastimes | 1 |
| Industry | 4 |
| Information technology | 1 |
| Medical appliances | 1 |
| Patents | 1 |
| Religion | 2 |
| Sound recording | 1 |
| Technology | 1 |
| Transport | 2 |