什么是HF？
经过HF20这次折腾，虽然让大家很烦，但也让大家学到了一个新知识，就是知道了HF可以表示Hard Fork，硬分叉。那么HF还能代表哪些意思呢？
首先，HF的意思可以是Hydrogen Floride，氟化氢。中学化学就学过，大概是长成这样的一个东西。
然后，HF的意思还可以是Hartree-Fock。Hartree-Fock是量子力学一种计算方法，其中Hartree是一个人，Fock也是一个人，这个方法用他俩的名字命名。这个方法的大概流程是这样的。
好了，除此以外，HF还能代表什么意思呢？
还有hard fxxx
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你。。。
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我说hard fork
学霸的解说都和常人也不一样～
ヽ(○^㉨^)ﾉ♪
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哪里哪里。。。
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hard fact
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软哥是单身狗，这就是hard fact
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合肥。。。
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