| |||
| 多弧 | |||
| |||
| 多重弧; 多弧 | |||
|
multiple-arc : 22 phrases in 8 subjects |
| Astronomy | 1 |
| Aviation | 1 |
| Chemistry | 1 |
| Metallurgy | 4 |
| Oil / petroleum | 1 |
| Rail transport | 1 |
| Space | 1 |
| Technology | 12 |
| |||
| 多弧 | |||
| |||
| 多重弧; 多弧 | |||
|
multiple-arc : 22 phrases in 8 subjects |
| Astronomy | 1 |
| Aviation | 1 |
| Chemistry | 1 |
| Metallurgy | 4 |
| Oil / petroleum | 1 |
| Rail transport | 1 |
| Space | 1 |
| Technology | 12 |