| |||
crankcase | |||
barrel receiver; casing | |||
casing (cylinder) | |||
banjo | |||
receiver | |||
cartridge receiver | |||
| |||
receiver |
机匣: 54 phrases in 10 subjects |
Aviation | 27 |
Construction | 1 |
Cryptography | 1 |
Engineering geology | 1 |
General | 1 |
Mathematics | 3 |
Nautical | 5 |
Space | 6 |
Technology | 8 |
Transport | 1 |