[推荐] 交换个计算器

[zwy7]

昨天同学给我了个sharp的计算器型号是EL-520W twin power 能做 complex, numerical integration etc... 但是我习惯用casio的。有谁有多余的casio 计算器跟我交换？请有意者悄悄话我。
多谢

 

[learnboy]

me me me how about 300M? I can even delivery to your door

 

[learnboy]

I am JL

 

[刚睡醒]

ME ME, I HAVE A CASIO

 

[1784]

Your Casio is SUX