 |
| |||
| infrastructure ferroviaire | |||
| 英语 词库 | |||
| |||
| railroad infrastructure (ssn); railway infrastructure (ssn) | |||
|
rail infrastructure : 4 短语, 2 学科 |
| 一般 | 1 |
| 运输 | 3 |
|
| |||
| infrastructure ferroviaire | |||
| 英语 词库 | |||
| |||
| railroad infrastructure (ssn); railway infrastructure (ssn) | |||
|
rail infrastructure : 4 短语, 2 学科 |
| 一般 | 1 |
| 运输 | 3 |