 |
| English thesaurus | |||
| |||
| TN | |||
|
Tunneling : 30 phrases in 10 subjects |
| Communications | 1 |
| Construction | 12 |
| Earth sciences | 2 |
| Electronics | 3 |
| Machinery and mechanisms | 1 |
| Medical appliances | 3 |
| Metallurgy | 1 |
| Microsoft | 2 |
| Physical sciences | 4 |
| Research and development | 1 |