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écluses accolées; écluses jumelles | |||
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fermer à double tour |
double locks: 25 phrases in 10 subjects |
Construction | 3 |
Electronics | 1 |
General | 1 |
Hobbies and pastimes | 3 |
Materials science | 1 |
Metallurgy | 1 |
Nuclear physics | 2 |
Technology | 2 |
Transport | 4 |
Wrestling | 7 |