Riccitensor
缩并的曲率张量
🗣️ 情景例句
I want a 3-button wireless mouse.
我想要一个三键光电鼠标。
I would like to call the employment agency for a job.
我要打电话给职业介绍所代我找一份工作。
At the moment, he's in Madrid.He flew to Spain a week ago.
现在他在马德里。他是一星期以前飞到西班牙的。