好希望…各大社交app或者手机输入法可以打出数学公式！好累
@tipsysweat 社交软件支持 LaTeX 刻不容缓！（或者手写？？
@lilythepooh 只要能打出公式怎么都行！
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@lilythepooh 只要能打出公式怎么都行！