 |
| 使性: 150 phrases in 18 subjects |
| Aviation | 1 |
| Business | 5 |
| Ecology | 1 |
| Education | 1 |
| Electronics | 7 |
| Figure of speech | 2 |
| General | 74 |
| Geochemistry | 1 |
| Mathematics | 4 |
| Medical | 5 |
| Military | 1 |
| Name of organization | 1 |
| Oil processing plants | 1 |
| Patents | 1 |
| Polymers | 1 |
| Silicate industry | 2 |
| Technology | 40 |
| United Nations | 2 |
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