 |
| |||
| straight line sharp cut-water; straight sharp cut-water; straight surface sharp cut-water | |||
|
tajamar triangular : 2 短语, 1 学科 |
| 建造 | 2 |
|
| |||
| straight line sharp cut-water; straight sharp cut-water; straight surface sharp cut-water | |||
|
tajamar triangular : 2 短语, 1 学科 |
| 建造 | 2 |