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aviation oil |
飞机油 : 56 phrases in 12 subjects |
Automobiles | 9 |
Aviation | 17 |
Chemistry | 3 |
Electric machinery | 1 |
General | 11 |
Navigation | 1 |
Oil / petroleum | 5 |
Skydiving | 2 |
Sports | 1 |
Technology | 3 |
Textile industry | 1 |
United Nations | 2 |