Planometry
n. 平面规；测平器 (planometer的变形)
🗣️ 情景例句
6:00 sharp, please.
请6点整叫我。
That cat judged the distance before he leapt across the ditch.
猫在越过沟渠以前便判断好其距离了。
How do you keep in shape?
你怎么保持身材？