| |||
时时; 常常 |
at moments : 50 phrases in 11 subjects |
Agriculture | 1 |
Bridge construction | 1 |
Business | 1 |
China | 1 |
Economy | 3 |
Engineering geology | 2 |
Explosives and Explosive Ordnance Disposal | 1 |
General | 26 |
Metallurgy | 1 |
Rail transport | 1 |
Technology | 12 |