不够快 If we don't change,
σ330σ11σ100σ1160,σ11σ255σ386σ23σ217。
就死 we will die this way.

Higenic Research

{\displaystyle \ln(1+x)=x\left({\frac {1}{1}}-x\left({\frac {1}{2}}-x\left({\frac {1}{3}}-x\left({\frac {1}{4}}-x\left({\frac {1}{5}}-\cdots \right)\right)\right)\right)\right){\text{ for }}\left|x\right|<1.}


σ102σ242σ2750σ24σ439

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