Riemannian
geometry[数]黎曼几何(学)
🗣️ 情景例句
All right, but be careful.
好吧 ，但你得小心。
Though thy enemy seem a mouse, yet watch him like a lion.
即使敌人小如鼠，也要防他如防虎。
Welcome to our showroom.
欢迎参观我们的展示室，