我家LD也有這麽一件T,全是工程學裏的公式. 他就愛顯擺,顯得他很有學問的樣子....哈哈

來源: Pilsung 於 2024-06-25 07:44:45 [舊帖] [給我悄悄話] 本文已被閱讀：次

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