I have just googled it. Sounds interesting to me.
所有跟帖:
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The gist: a circle missing a part still feels like a circle.
-renqiulan-
♂
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06/24/2023 postreply
13:58:32
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就是说:不必面面俱圆嘛!
-寒苇-
♀
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06/24/2023 postreply
16:29:55