 |
| |||
| 底心的 | |||
|
base-centered : 8 phrases in 6 subjects |
| Chemistry | 1 |
| Construction | 1 |
| Metallurgy | 1 |
| Oil / petroleum | 1 |
| Physics | 1 |
| Technology | 3 |
|
| |||
| 底心的 | |||
|
base-centered : 8 phrases in 6 subjects |
| Chemistry | 1 |
| Construction | 1 |
| Metallurgy | 1 |
| Oil / petroleum | 1 |
| Physics | 1 |
| Technology | 3 |