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迟 缓 : 81 phrases in 15 subjects |
Automobiles | 1 |
Aviation | 1 |
Biology | 1 |
Business | 3 |
Education | 1 |
Electronics | 3 |
Food service and catering | 3 |
General | 16 |
Medical | 23 |
Military | 1 |
Oil processing plants | 2 |
Radio | 1 |
Rail transport | 1 |
Technology | 23 |
Telecommunications | 1 |