| |||
| capping; cell cap | |||
| cap | |||
| opercle (operculum); operculum | |||
| aptychus | |||
| |||
| gill cover; gill lid | |||
| |||
| to cap; seal; cap | |||
|
opercule : 34 phrases, 10 sujets |
| Agriculture | 9 |
| Chimie | 3 |
| Construction | 3 |
| Génie mécanique | 2 |
| Médical | 5 |
| Paléontologie | 1 |
| Ressources naturelles et conservation de la faune | 1 |
| Sciences de la vie | 3 |
| Technologie | 5 |
| Transport | 2 |