名词
中文翻译：平衡环
同义词：
['balancer', 'balancer ring']
例句：
-
1.The balance ring on the scale is broken, so it can't be used anymore.
秤上的平衡环坏了，所以不能用了。
-
2. The weight of the object on the balance ring must be equal to the weight of the object above it.
物体在平衡环上的重量必须等于它上面的物体的重量。
-
3. The engineer carefully balanced the two objects on the balance ring to ensure they were perfectly even.
工程师小心地将两个物体放在平衡环上，以确保它们完全平衡。