Circumcircle
n. 外接圆\\n[计] 外接圆
🗣️ 情景例句
I'm so sorry.
很对不起。
Wisdom is a good purchase though we pay dear for it .
为了求知识，代价虽高也值得。
We have learnt to expect that trains will be punctual.
我们已经习惯于相信火车总是准点的。