Topologist
拓扑学
🗣️ 情景例句
He's the best pediatrician in Westchester.
他是全Westchester最好的小儿科医师。
I'm not myself today.
我今天心神不宁。
I can't remember.The man who I served was wearing a hat.
我记不起来了。我接待的那个人戴着一顶帽子。