 |
| |||
| field study; field work | |||
| field study Scientific study made in the open air to collect information that can not be obtained in a laboratory | |||
| field enquiry; field survey | |||
| Field survey | |||
|
Feldstudie : 2 a las frases, 2 temas |
| Ciencias de la tierra | 1 |
| General | 1 |