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| 声音音量: 15 phrases in 10 subjects |
| Advertising | 1 |
| Audio electronics | 1 |
| Automobiles | 3 |
| Aviation | 2 |
| Environment | 1 |
| Information technology | 1 |
| Otorhinolaryngology | 1 |
| Project management | 1 |
| Space | 1 |
| Technology | 3 |
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