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| чудо инженерной мысли (4uzhoj) | |||
| чудо техники (Sergei Aprelikov) | |||
| инженерное чудо (Hypersonic aircraft may look similar to the jet planes we are familiar with, but these engineering marvels are completely different beasts Гевар) | |||
| engineering marvel: 1 短语, 1 学科 |
| 一般 | 1 |