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可用性性能 : 25 phrases in 15 subjects |
| Automobiles | 2 |
| Aviation | 2 |
| Business | 1 |
| Earth sciences | 1 |
| Economy | 3 |
| Electronics | 2 |
| General | 1 |
| Information technology | 3 |
| Nautical | 3 |
| Oil / petroleum | 1 |
| Refrigeration | 2 |
| Space | 1 |
| Technology | 1 |
| Tools | 1 |
| Wind Energy | 1 |
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