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baisse de niveau | |||
descente du niveau (воды) | |||
abaissement du niveau |
падение уровня: 11 phrases in 7 subjects |
Aviation | 3 |
Geology | 1 |
Hydraulic engineering | 1 |
Journalism terminology | 1 |
Natural resourses and wildlife conservation | 1 |
Politics | 3 |
Technology | 1 |