Polytrope
多变性, 多方曲线
🗣️ 情景例句
This dictionary is more useful than I expected.
这字典比我所预期的更有用。
What did you talk about?
你们谈论了什么？
We'll leave some evenings free,that is,if it is all right with you.
如果你们愿意的话，我们想留几个晚上供你们自由支配。