Euler's thorem
[计] 欧拉定理
🗣️ 情景例句
How was your trip to New York?
你的纽约之行如何?
Well, goodbye. See you soon.
那么，再见。后会有期。
Idealists have objected to the practice of camping, as to the packaged tour,
理想主义者像反对旅行社安排一切的一揽子旅游一样反对露营的作法，