 |
| |||
| draw bridge; lift bridge; bascule bridge; movable bridge; balance bridge | |||
| folding bridge | |||
| 开启桥: 23 phrases in 3 subjects |
| Bridge construction | 5 |
| General | 1 |
| Technology | 17 |
|
| |||
| draw bridge; lift bridge; bascule bridge; movable bridge; balance bridge | |||
| folding bridge | |||
| 开启桥: 23 phrases in 3 subjects |
| Bridge construction | 5 |
| General | 1 |
| Technology | 17 |