| |||
| 倔强; 难弄; 难对付〔处理，加工，操作，消除〕 | |||
| 难处理 (intractabilitas) | |||
| 难控制; 难处理; 难加工 | |||
| 难解性 | |||
|
intractability : 2 phrases in 1 subject |
| Cryptography | 2 |
| |||
| 倔强; 难弄; 难对付〔处理，加工，操作，消除〕 | |||
| 难处理 (intractabilitas) | |||
| 难控制; 难处理; 难加工 | |||
| 难解性 | |||
|
intractability : 2 phrases in 1 subject |
| Cryptography | 2 |