ϺF(xin)I(y)W(xu)Ժ
FI(y)g(sh)W(xu)ԺD(sh)^
ɽ|I(y)W(xu)ԺD(sh)^
ɽ|I(y)W(xu)ԺD(sh)^
(j)I(y)W(xu)ԺD(sh)^
ɽ|̘I(y)I(y)g(sh)W(xu)ԺD(sh)^
W(xu)ԺD(sh)^
ɽ|̘I(y)I(y)g(sh)W(xu)ԺD(sh)^