 |
| 必要的: 207 phrases in 32 subjects |
| Agriculture | 2 |
| Architecture | 1 |
| Automobiles | 2 |
| Aviation | 2 |
| Bridge construction | 1 |
| Business | 5 |
| China | 10 |
| Commerce | 12 |
| Consulting | 1 |
| Cosmetics and cosmetology | 1 |
| Dentistry | 2 |
| Economy | 67 |
| Electronics | 2 |
| Engineering geology | 1 |
| Explosives and Explosive Ordnance Disposal | 5 |
| Finances | 5 |
| General | 36 |
| Golf | 1 |
| Hydroelectric power stations | 2 |
| Information technology | 1 |
| International trade | 4 |
| Labor organization | 1 |
| Law | 3 |
| Management | 4 |
| Project management | 5 |
| Securities | 9 |
| Shipbuilding | 1 |
| Slang | 1 |
| Sports | 6 |
| Technology | 9 |
| Telecommunications | 1 |
| United Nations | 4 |