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复变的 : 25 phrases in 15 subjects |
| Agriculture | 1 |
| Automobiles | 2 |
| Bridge construction | 1 |
| Business | 1 |
| China | 1 |
| Economy | 2 |
| Electronics | 1 |
| Finances | 1 |
| General | 3 |
| Geology | 1 |
| Metallurgy | 2 |
| Project management | 1 |
| Securities | 1 |
| Technology | 6 |
| Telecommunications | 1 |
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