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| sophisticated (of a machine, system, or technique) developed to a high degree of complexity: highly sophisticated computer systems. NOED Alexander Demidov) | |||
| technically sophisticated (neuromuscular.ru dimock) | |||
| technically challenging (olga garkovik) | |||
| технически сложный: 21 phrases in 11 subjects |
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| General | 1 |
| Informal | 2 |
| Military | 4 |
| Oil and gas | 2 |
| Patents | 1 |
| Software | 1 |
| Technology | 4 |