 |
| |||
| 无焰的; 无光亮的 | |||
| 无闪光的 | |||
| flashless: 18 phrases in 7 subjects |
| Aviation | 3 |
| Chemistry | 2 |
| Explosives and Explosive Ordnance Disposal | 2 |
| General | 4 |
| Metallurgy | 1 |
| Space | 5 |
| Technology | 1 |
|
| |||
| 无焰的; 无光亮的 | |||
| 无闪光的 | |||
| flashless: 18 phrases in 7 subjects |
| Aviation | 3 |
| Chemistry | 2 |
| Explosives and Explosive Ordnance Disposal | 2 |
| General | 4 |
| Metallurgy | 1 |
| Space | 5 |
| Technology | 1 |