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发文: 173 phrases in 15 subjects |
Aviation | 1 |
Business | 8 |
Computer networks | 1 |
Computers | 1 |
Economy | 7 |
Education | 6 |
Energy industry | 1 |
Environment | 3 |
Figure of speech | 6 |
General | 121 |
Military | 5 |
Name of organization | 4 |
Road traffic | 1 |
Technology | 4 |
United Nations | 4 |