| |||
braise | |||
smut | |||
dust-methane-air-mixture; fine breeze; smuts | |||
coal dust; dust and soot | |||
| |||
coal dust |
煤尘 : 51 phrases in 10 subjects |
Agriculture | 1 |
Dermatology | 1 |
Ecology | 2 |
Engineering geology | 1 |
Explosives and Explosive Ordnance Disposal | 8 |
General | 1 |
Metallurgy | 8 |
Nursing | 1 |
Oil / petroleum | 1 |
Technology | 27 |