ӛסٺ
t(y)Ժ(ni)ڿƽ\һЩֻߣwس(bio)ǴxֻԼҕwzһֱ֪ԼѪָ(bio)ڲ֪rº˲ٸ(do)¸ߝBԻԵİl(f)
ֲָ˱ĝڸ߰l(f)Ⱥֲ˰l(f)ԭڴȍuصֿڷֺҪȍuرѪ(do)a(chn)ȍuصęC———ȍuβ(x)l(f)ȱl(f)Ѫڲr¿ϣ(do)w(ni)ǷѪǕͻȻ?x)ߝBԻ
Sl(f)ߝBԻԵĻ߲֪Լ˲鼱l(f)F(xin)YȺ֪ԼѪǮ
l(f)ߝBԻȺҪøϻߴcΕrעǡڷȺĸ߰l(f)ȺwֲҪeעⶨwzҪעzѪǡѪ֬Ѫ
ֲָ˱ĝڸ߰l(f)Ⱥֲ˰l(f)ԭڴȍuصֿڷֺҪȍuرѪ(do)a(chn)ȍuصęC———ȍuβ(x)l(f)ȱl(f)Ѫڲr¿ϣ(do)w(ni)ǷѪǕͻȻ?x)ߝBԻ
Sl(f)ߝBԻԵĻ߲֪Լ˲鼱l(f)F(xin)YȺ֪ԼѪǮ
l(f)ߝBԻȺҪøϻߴcΕrעǡڷȺĸ߰l(f)ȺwֲҪeעⶨwzҪעzѪǡѪ֬Ѫ
