 |
| |||
| air way | |||
| air passage | |||
| air channel; air ingress; access of air | |||
| air chute; brolly | |||
| aircourse; air duct; air tunnel; airway; cooling duct; duct; passage of air; ventilation duct | |||
| 空气通道: 11 phrases in 6 subjects |
| Architecture | 1 |
| Automobiles | 4 |
| Aviation | 1 |
| Electronics | 1 |
| Technology | 3 |
| Telecommunications | 1 |