Polytope
多面体
🗣️ 情景例句
Reading?
读书？
Promise is debt.
许愿就是债，欠了不容赖。
Quick! said Li Lei. Lucy and Wei Hua, go round that corner and stop the traffic.
“快！”李垒说，“露茜和魏华，去那拐弯处拦住车辆”。