| |||
balance arm; balancing arm | |||
arm of balance; balance bob; counter jib | |||
| |||
equalizer | |||
| |||
centralizer arm | |||
| |||
equilibrium arm |
平衡臂: 35 phrases in 9 subjects |
Acrobatics | 2 |
Architecture | 2 |
Automobiles | 10 |
Bridge construction | 3 |
Dancing | 1 |
Gymnastics | 2 |
Oil / petroleum | 1 |
Technology | 13 |
Wrestling | 1 |