TwO
13 years ago
導函數&反導函數
latest #7
掰噗~
13 years ago
今日最中肯!! B-)
=.=
拼英文的拎~
13 years ago
= ='' 高三的數學? 升大學的數學? :-o
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TwO
13 years ago
~"~
拼英文的拎~
13 years ago
wow_TwO: 光聽到就感到一陣寒意 (tears)
牛奶瓶大笨蛋
13 years ago
積分:-(
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