| |||
double-motion; down-and-up | |||
double acting | |||
two-motion |
双 动 的 : 37 phrases in 17 subjects |
Automobiles | 11 |
Aviation | 1 |
Business | 1 |
Chemistry | 1 |
Economy | 2 |
Electronics | 2 |
Finances | 1 |
Footwear | 1 |
General | 3 |
Mechanic engineering | 1 |
Metallurgy | 1 |
Refrigeration | 1 |
Securities | 1 |
Space | 2 |
Sports | 1 |
Technology | 6 |
Watchmaking | 1 |