Quadratrix
割圆曲线
🗣️ 情景例句
Seven letters ... two words ...
七个字母……两个字……
You can't make omelets (or omeletts) without breaking eggs.
有失才有得。
The man smiled pleasantly.He did not understand English! He spoke German.He was a tourist.
这人友好地笑了笑。他不懂英语！他讲德语。他是个旅游者。