| primer | |
| el. | ionization electrode; keep-alive electrode; primer electrode |
| life.sc. | primer |
|
reverse : 22 phrases in 9 subjects |
| Agriculture | 1 |
| Astronautics | 2 |
| English | 2 |
| Finances | 7 |
| Health care | 2 |
| Life sciences | 3 |
| Medical | 2 |
| Metallurgy | 1 |
| Oil / petroleum | 2 |