| |||
pipe choking |
管阻塞 : 43 phrases in 14 subjects |
Air defense | 2 |
Animal husbandry | 1 |
Automobiles | 2 |
Electronics | 2 |
General | 4 |
Genetics | 1 |
Nursing | 5 |
Oil / petroleum | 1 |
Otorhinolaryngology | 8 |
Radio | 3 |
Skydiving | 1 |
Space | 5 |
Surgery | 1 |
Technology | 7 |