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有氧的 : 30 phrases in 12 subjects |
| Automobiles | 1 |
| Chemistry | 1 |
| Environment | 2 |
| Explosives and Explosive Ordnance Disposal | 3 |
| General | 6 |
| Heavy equipment vehicles | 1 |
| Ichthyology | 3 |
| Metallurgy | 4 |
| Nautical | 1 |
| Polymers | 1 |
| Sports | 2 |
| Technology | 5 |
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