Cassinoid
卡西尼卵形线
🗣️ 情景例句
Does the hotel have a tour service?
这宾馆有旅游服务吗？
Too much spoils, too little is nothing.
过多反坏事，太少不济时。
If you don't work, you will fail to pass the exam.
如果你不学习，你考试就会不及格。