jelly donut, cream donut, long john, etc.

来源: 于 2023-03-31 09:55:18 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

The proverb must refer to the traditional torus-shaped donut only :-)

I learnt the word "torus," by the way, thanks to you.