占线 | |
oil | busy |
telecom. | line busy; engage; engaged; in active; line in use; line seizure |
telecom. amer. | line-busy |
信号 | |
tech. | signal |
占线 : 133 phrases in 19 subjects |
Air defense | 1 |
Architecture | 1 |
Aviation | 3 |
Business | 1 |
Communications | 1 |
Construction | 1 |
Economy | 1 |
Electronics | 13 |
General | 19 |
Information technology | 7 |
Law | 2 |
Metallurgy | 1 |
Multimedia | 2 |
Project management | 1 |
Rail transport | 1 |
Shipbuilding | 1 |
Technology | 25 |
Telecommunications | 51 |
Water polo | 1 |