| |||
relay; relay race; detachment; company; scale | |||
echelon; group; sequence | |||
Squadron | |||
grading; progressive interconnection | |||
| |||
equated | |||
| |||
season | |||
series | |||
| |||
Squadron | |||
| |||
progressive interconnection | |||
| |||
rundle; rung; stave (of a ladder) | |||
cascade; stage |
Staffel: 15 短语, 6 学科 |
一般 | 5 |
专利 | 1 |
生命科学 | 2 |
竞技 | 4 |
运输 | 1 |
通讯 | 2 |