修改README档中关于-s参数的描述
修改README档中关于-s参数的描述

hermixy/qtun,hermixy/qtun,jack230230/qtun,hermixy/qtun,jack230230/qtun,jack230230/qtun,hermixy/qtun,jack230230/qtun,hermixy/qtun,hermixy/qtun,hermixy/qtun,jack230230/qtun,jack230230/qtun,jack230230/qtun