Infinity lemma
[计] 无限性引理
🧩 词语组成解析
n. 辅助定理, 论点, 引理\\n[医] 膜, 衣
🗣️ 情景例句
before Michelle and her friends arrived.
在Michelle和她的朋友们来之前。
He's a smart man.
他是一个精明的人。
That was quick! she said. Have you finished already?
“你真快！”她说，“你已经买完东西了吗？”