Planometry
n. 平面规；测平器 (planometer的变形)
🗣️ 情景例句
We're in luck.
我们运气好。
The whole carton is packed with double straps, each corner of the carton consolidated with metal angles.
纸箱外加了两道箍，每个箱角都用金属角加固。
The train was traveling at 120 miles an hour.
火车时速一百二十英里。