eccentric balance-weight

例句：

1. 1. The unbalanced weight of the car caused it to tip over.
   汽车的不均衡重量导致它翻倒了。
2. 2.The engineer carefully balanced the weight of the machine to ensure stability.
   工程师仔细平衡了机器的重量以确保稳定性。
3. 3.The weight of the materials used in the construction was carefully balanced to prevent any imbalance.
   在建筑中使用的材料的重量被小心地平衡，以防止任何不平衡。