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海渊 | |||
海的深渊; 深海区 |
oceanic : 34 phrases in 11 subjects |
Astronomy | 1 |
Aviation | 1 |
Chemistry | 1 |
Cryosphere | 2 |
Earth sciences | 1 |
Ethnology | 2 |
Fishery fishing industry | 4 |
Name of organization | 1 |
Navigation | 2 |
Oceanography & oceanology | 18 |
Surveying | 1 |