Thought provoking poem. Derivative at the edge is infinity.

來源: godog 於 2023-10-31 16:53:14 [] [舊帖] [給我悄悄話] 閱讀數 : (0 bytes)
回答: Light and Shadow-44 From Shadow to Light 由 顫音 於 2023-10-30 11:02:11
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