Cissoid
凹边的,蔓叶线的
🗣️ 情景例句
Unbelievable. I've got to read her new book as soon as it comes out.
真了不起。她的新书一出版我就得读一读。
I'm very pressed for cash at the moment, can I pay you next week?
我现在手头有点紧，再周再付给你行吗？
He wants to ride the machine like a bike and fly it like a plane.
他想让机器可以像自行车那样骑，可以像飞机那样飞。