reversing pinion
| spring
| reversing pinion | |
| industr. construct. | pignon d'inversion |
| spring | |
| chem. | plume |
| coal. | point de naissance d'une voûte |
| comp. | saut |
| construct. | jet d'eau; puits |
| environ. | source |
| forestr. | printemps |
| speed.skat. | sauter |
| tech. | fontaine; source |
| |||
| pignon d'inversion | |||
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reversing pinion : 4 phrases in 1 subject |
| Industry | 4 |