| |||
cryptogram | |||
cipher | |||
signal | |||
code | |||
cipher (cypher) | |||
high sign | |||
countersign; secret signal | |||
cipher code; code signal; cypher | |||
secret code | |||
| |||
cipher | |||
| |||
sign |
暗号: 12 phrases in 7 subjects |
Air defense | 1 |
Aviation | 1 |
Baseball | 2 |
Economy | 1 |
General | 3 |
Quality control and standards | 1 |
Technology | 3 |