(1/2)ҳ
Ͼ֮ǰйϵģɢǼһ壬źܶ˶Դҵ̬ȶһˣ˺һʱ䣬ҶԼԼ̫гЩĻҼҲӣʱ̫ˣ̫ң̫˽ˡ˵ʱ̸һ˵ӡٸһλĻҾԲ˵˽ģôļˣҵѡ
ҿŽ̸ӣεҡҡͷÿ˶ÿ˵Ĺ£˭һ
һӣҹ÷dzļѣܶʱʶˣȻЩɸң]κһ뿪˵ӵģܶǰһʼɵʱһҵһСֵܣܶ˸ҵʱֻʮһʲôĸ飬˾ѵʱ֪ӣأѪģҶһĿ꣬ǾҪ˾άȥ
ɢ˾ɢԼļҲƣǛ]һԸģҶȰңҲ]κһǸġ
ҪлǶѹӣǶ£ȼֵ壬¼ʵϣǶֵܣѵʱռҾǣүӣҵң˵ռҪаԱ֪ռҵĵλǸʱҪаǶٸ˾ͷƤҲҪ갡ǶǼǮ}ȻǮǺܴһ棬ܽռҵİԺ˵Ӷᷢ츲صı仯漰ռԼ˵ȫүһֱЩЩһϵ]õĵطֻܿԼ汾£֪𣬵ʱȥӦƸģһٶҹ˾룬ӦǰԼ֪ģȫеŵĹ˾˶ȥˡ
ռҵŵŶˣÿһӣλниֱգָ˶ۣ
(1/2)ҳ,һҳĶ
ǩĶ