| |||
safe and reliable | |||
foolproof | |||
safe and responsible | |||
good safety |
安 全可靠 : 51 phrases in 13 subjects |
1 | |
Aviation | 17 |
Bridge construction | 1 |
Commerce | 1 |
Communications | 1 |
Economy | 1 |
Electronics | 9 |
General | 3 |
Project management | 1 |
Shipbuilding | 5 |
Space | 7 |
Technology | 3 |
Telecommunications | 1 |