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| 是…的基础 | |||
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basic to : 30 phrases in 12 subjects |
| Business | 2 |
| China | 9 |
| Economics | 2 |
| Explosives and Explosive Ordnance Disposal | 2 |
| Finances | 1 |
| International Monetary Fund | 1 |
| Leather | 1 |
| Project management | 1 |
| Public security | 2 |
| Scientific | 2 |
| Sports | 3 |
| Technology | 4 |