A highly artificial scenario,

来源: 中间小谢 于 2020-02-14 22:09:29 [] [旧帖] [给我悄悄话] 阅读数 : (113 bytes)

 

in which all samples should be considered indistinguishable.

 

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• I do not think that’s something fictional. -影云- ♀ 给 影云 发送悄悄话 影云 的博客首页 (849 bytes) () 02/14/2020 postreply 22:45:51

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