 |
| 散焦: 84 phrases in 19 subjects |
| Advertising | 1 |
| Agriculture | 1 |
| Air defense | 3 |
| Architecture | 1 |
| Automobiles | 1 |
| Aviation | 2 |
| Chemistry | 1 |
| Construction | 1 |
| Earth sciences | 1 |
| Electronics | 3 |
| General | 14 |
| Geophysics | 1 |
| Metallurgy | 5 |
| Oil / petroleum | 1 |
| Physics | 2 |
| Plastic surgery | 1 |
| Space | 5 |
| Technology | 37 |
| Telecommunications | 3 |
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