Poincare transformation
[化] 庞加莱变换
🧩 词语组成解析
庞加莱（法国数学家）
🗣️ 情景例句
Where do you go to school?
你去哪里上学？
Let things take their course.
听其自然。
The prisoner felt sorry for him, but there was nothing else he could do.
战俘为他感到惋惜，但却没有别的选择。