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| Russian | English |
| линия доверия | whistleblowing hotline (telephone-based reporting service MichaelBurov) |
| линия компетенции | business function (The company is structured around four key business functions: customer operations, marketing and sales, software engineering, and research and development.  bloomberg.com Alex_Odeychuk) |
| первая линия | front line (MichaelBurov) |
| первая линия поддержки | front line (MichaelBurov) |