| |||
circular tower; round tower |
圆塔 : 58 phrases in 12 subjects |
Agriculture | 5 |
Architecture | 3 |
Automobiles | 1 |
Chemistry | 2 |
General | 2 |
Hydroelectric power stations | 1 |
Metallurgy | 2 |
Oil / petroleum | 2 |
Space | 1 |
Technology | 35 |
Textile industry | 2 |
Wind Energy | 2 |