alias "crs" "crs1"
alias "crs1" "cl_crosshair_size small; alias crs crs2"
alias "crs2" "cl_crosshair_size medium; alias crs crs3"
alias "crs3" "cl_crosshair_size large; alias crs crs4"
alias "crs4" "cl_crosshair_size medium; alias crs crs1"
bind MOUSE1 "+attack;crs;-attack"
试试这个
