balance reading glass

例句：

1. 1.The balance reading glass is used to measure the weight of objects.
   平衡阅读玻璃用于测量物体的重量。
2. 2. The balance reading glass was a revolutionary invention in the field of optics.
   平衡阅读玻璃是光学领域的一项革命性发明。
3. 3. The balance reading glass helped me to accurately measure the distance between two points.
   平衡阅读玻璃帮助我准确地测量了两点之间的距离。