| |||
| 负试验 | |||
| 阴性试验 | |||
| 负结果; 负检验; 反试验 | |||
|
negative test : 14 phrases in 9 subjects |
| Animal husbandry | 1 |
| Chemistry | 2 |
| Electric machinery | 4 |
| Otorhinolaryngology | 1 |
| Rail transport | 1 |
| Scientific | 1 |
| Space | 2 |
| Sports | 1 |
| Technology | 1 |
| |||
| 负试验 | |||
| 阴性试验 | |||
| 负结果; 负检验; 反试验 | |||
|
negative test : 14 phrases in 9 subjects |
| Animal husbandry | 1 |
| Chemistry | 2 |
| Electric machinery | 4 |
| Otorhinolaryngology | 1 |
| Rail transport | 1 |
| Scientific | 1 |
| Space | 2 |
| Sports | 1 |
| Technology | 1 |