Riccitensor
缩并的曲率张量
🗣️ 情景例句
Well, they didn't say anything for sure.
嗯， 他们没有任何确切的答覆。
An enemy's mouth seldom speaks well.
狗嘴里吐不出象牙。
In a short time I was busy mixing butter and flour and my hands were soon covered with sticky pastry.
不一会儿我就忙着调拌起了黄油和面粉，很快我的手上就沾满了粘粘的面糊。