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main river; main stream | |||
master river |
主河 : 61 phrases in 10 subjects |
Agriculture | 1 |
Bridge construction | 4 |
China | 1 |
Electronics | 1 |
Engineering geology | 7 |
General | 2 |
Hydroelectric power stations | 16 |
Oil / petroleum | 5 |
Technology | 23 |
United Nations | 1 |