| |||
| sight hole; spy hole; mirror; speculum (for optical instruments) | |||
| sight glass | |||
| inspection manhole; peep hole | |||
| endoscope | |||
| peep-hole; manhole; hatch; trapdoor | |||
| inspection hole | |||
|
wziernik : 6 phrases in 5 subjects |
| Agriculture | 2 |
| Construction | 1 |
| Transport | 1 |
| Veterinary medicine | 1 |
| Zootechnics | 1 |