Lemniscate
n. [数]双纽线
🗣️ 情景例句
Thanks, John. You really go out of the way to make me feel welcome. Thanks you very much.
约翰，谢谢你。你真是煞费心思来让我感受到欢迎。谢谢你！
I will take a helicopter.
我将去搭直升飞机。
Yes, I have.
有，看过了