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簧环 : 75 phrases in 12 subjects |
Automobiles | 20 |
Compressors | 4 |
Electric machinery | 1 |
Nuclear and fusion power | 1 |
Oil / petroleum | 1 |
Rail transport | 9 |
Shipbuilding | 2 |
Space | 3 |
Technology | 29 |
Telecommunications | 1 |
Textile industry | 3 |
Transport | 1 |