n.平衡物；平衡力；砝碼
It's useless, the counterweight won't go any lower. 這沒用，平衡物不會降低。
The counterweight and the chariot seem to weigh the same. 平衡物和戰(zhàn)車似乎一樣重。
A counterweight balances the rotation. 有一個砝碼平衡回轉。
平衡重
