
                 桢ܶ

               (һʮ)

ܡ¡桢Сƽ²һ1
    Ϊ̸ۡ2ӦȥֹǶѧ
˼Ĳͬʲô˶̸ۣνš
ˣҪȽ3̸¡ڶԴѧ
κ쵼вͬҲӦԽֹͼ
ֹȫġ

                               ë    

                                    ʮ

                                      ָ忯ӡ

ע   

   1£ָơʱйξίԱ
Ǵǡ
    棬ʱйξίԱйί
һǡ
    СƽСƽʱйξίԱй
鳤
    ²ʱйоΡ
    һ½һʱй
   2ָʱйѧһλѧйͬ
Ա̸ë󶫡ۡйɽ
۵Ĳͬ
   3Ƚ𣬵ʱפйʹ