 |
| |||
| 逐步〔分段〕退焊 | |||
| 分段退焊 | |||
| 后退步 | |||
| 退层; 折标 | |||
| 向后突出部; 后部台阶 | |||
|
backstep : 16 Phrasen in 5 Thematiken |
| Architektur | 1 |
| Basketball | 1 |
| Chemie | 2 |
| Metallurgie | 1 |
| Technik | 11 |
|
| |||
| 逐步〔分段〕退焊 | |||
| 分段退焊 | |||
| 后退步 | |||
| 退层; 折标 | |||
| 向后突出部; 后部台阶 | |||
|
backstep : 16 Phrasen in 5 Thematiken |
| Architektur | 1 |
| Basketball | 1 |
| Chemie | 2 |
| Metallurgie | 1 |
| Technik | 11 |