I(y)g(sh)W(xu)Ժ
҆λF(xin)Ӽ{Ժ W(xu) ˵λ(sh)(x)rg ֹ
W(xu)(sh)(x)Cʽ
شC
λ/˴(w)
λ(lin)ϵԒ
λͨŵַ
(sh)(x)W(xu)(lin)ϵԒ
(sh)(x)C(2)
Ɲ_________W(xu)У_________I(y)_________ͬW(xu)_____________________________________________ __________________(sh)(x)
ԓͬW(xu)Č(sh)(x)λ_________
ԓW(xu)(sh)(x)gJ(rn),ڹĵط,܉̓н(jng)ǰ݅Ո,˼,܉eһ.ڄeĹh,̓ ȡ.ڕrgoȵr,ӕrӰ΄(w).܉?q)ڌW(xu)УW(xu)֪R`(yng)õwĹȥ,|(zh)ɹ΄(w).ͬr,ԓW(xu)(yn)ҹ˾ĸҎ(gu)ƶ.(sh)(x)rg,Č(sh)(x),Ɍ(sh)(x)΄(w).(sh)(x)λˆT.c˾ͬº̎,cһͬĆTԓW(xu)ıF(xin)Կ϶.
شC.
_________((sh)(x)λw)
___________________________