| |||
impecable; a prueba de error | |||
libre de faltas; sin defectos | |||
limpio; sana |
fehlerfrei : 13 phrases in 10 subjects |
Agriculture | 1 |
Communications | 1 |
Electronics | 1 |
Industry | 2 |
Information technology | 1 |
Mathematics | 1 |
Metallurgy | 2 |
Microsoft | 2 |
Power lines | 1 |
Statistics | 1 |