 |
| |||
| observation; covert surveillance | |||
| discreet surveillance; monitoring | |||
| surveillance | |||
| |||
| observations | |||
|
Observation : 3 短语, 3 学科 |
| 刑法 | 1 |
| 医疗的 | 1 |
| 生物学 | 1 |
|
| |||
| observation; covert surveillance | |||
| discreet surveillance; monitoring | |||
| surveillance | |||
| |||
| observations | |||
|
Observation : 3 短语, 3 学科 |
| 刑法 | 1 |
| 医疗的 | 1 |
| 生物学 | 1 |