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老師面無表情:「……還有你的腦袋迴路。」8964 copyright protection553PENANABBUK7vTQ7c 維尼
557Please respect copyright.PENANAF2sQEa7Jjq
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557Please respect copyright.PENANAaYB5zpN4LU
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P.S.三角函數到底是什麼鬼東西啦!為啥一個算式裡的英文和未知符號比數字還多?!8964 copyright protection553PENANAWBlu2nUqqU 維尼
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