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Earth year |
地球年 : 34 phrases in 12 subjects |
Chemistry | 1 |
Earth sciences | 9 |
Explosives and Explosive Ordnance Disposal | 1 |
General | 4 |
Geology | 2 |
Geophysics | 2 |
Name of organization | 1 |
Oil / petroleum | 2 |
Space | 5 |
Technology | 5 |
Textile industry | 1 |
United Nations | 1 |